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1394085 = 357111771
BaseRepresentation
bin101010100010110100101
32121211022210
411110112211
5324102320
645514033
714564250
oct5242645
92554283
101394085
11872440
12572919
1339a704
14284097
151c80e0
hex1545a5

1394085 has 64 divisors (see below), whose sum is σ = 2985984. Its totient is φ = 537600.

The previous prime is 1394083. The next prime is 1394089. The reversal of 1394085 is 5804931.

1394085 = T50 + T51 + ... + T203.

It is not a de Polignac number, because 1394085 - 21 = 1394083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1394083) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19600 + ... + 19670.

It is an arithmetic number, because the mean of its divisors is an integer number (46656).

21394085 is an apocalyptic number.

1394085 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1394085 is an abundant number, since it is smaller than the sum of its proper divisors (1591899).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1394085 is a wasteful number, since it uses less digits than its factorization.

1394085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 1394085 is about 1180.7137671764. The cubic root of 1394085 is about 111.7111231121.

It can be divided in two parts, 139 and 4085, that added together give a palindrome (4224).

The spelling of 1394085 in words is "one million, three hundred ninety-four thousand, eighty-five".

Divisors: 1 3 5 7 11 15 17 21 33 35 51 55 71 77 85 105 119 165 187 213 231 255 355 357 385 497 561 595 781 935 1065 1155 1207 1309 1491 1785 2343 2485 2805 3621 3905 3927 5467 6035 6545 7455 8449 11715 13277 16401 18105 19635 25347 27335 39831 42245 66385 82005 92939 126735 199155 278817 464695 1394085