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1034985 = 3579857
BaseRepresentation
bin11111100101011101001
31221120201210
43330223221
5231104420
634103333
711540310
oct3745351
91846653
101034985
11647666
1241ab49
132a3123
141cd277
151569e0
hexfcae9

1034985 has 16 divisors (see below), whose sum is σ = 1892736. Its totient is φ = 473088.

The previous prime is 1034983. The next prime is 1034989. The reversal of 1034985 is 5894301.

It is not a de Polignac number, because 1034985 - 21 = 1034983 is a prime.

It is an alternating number because its digits alternate between odd and even.

1034985 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1034983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4824 + ... + 5033.

It is an arithmetic number, because the mean of its divisors is an integer number (118296).

21034985 is an apocalyptic number.

1034985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1034985 is a deficient number, since it is larger than the sum of its proper divisors (857751).

1034985 is an equidigital number, since it uses as much as digits as its factorization.

1034985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9872.

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

The square root of 1034985 is about 1017.3421253443. The cubic root of 1034985 is about 101.1528255292.

The spelling of 1034985 in words is "one million, thirty-four thousand, nine hundred eighty-five".

Divisors: 1 3 5 7 15 21 35 105 9857 29571 49285 68999 147855 206997 344995 1034985