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1387114 = 219173211
BaseRepresentation
bin101010010101001101010
32121110202121
411102221222
5323341424
645421454
714535031
oct5225152
92543677
101387114
11868183
1256a88a
133974a1
14281718
151c5ee4
hex152a6a

1387114 has 16 divisors (see below), whose sum is σ = 2213280. Its totient is φ = 650160.

The previous prime is 1387109. The next prime is 1387117. The reversal of 1387114 is 4117831.

It is not an unprimeable number, because it can be changed into a prime (1387117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6469 + ... + 6679.

It is an arithmetic number, because the mean of its divisors is an integer number (138330).

21387114 is an apocalyptic number.

1387114 is a deficient number, since it is larger than the sum of its proper divisors (826166).

1387114 is a wasteful number, since it uses less digits than its factorization.

1387114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405.

The product of its digits is 672, while the sum is 25.

The square root of 1387114 is about 1177.7580396669. The cubic root of 1387114 is about 111.5246113233.

The spelling of 1387114 in words is "one million, three hundred eighty-seven thousand, one hundred fourteen".

Divisors: 1 2 19 38 173 211 346 422 3287 4009 6574 8018 36503 73006 693557 1387114