100475685 has 12 divisors (see below), whose sum is σ = 174157932. Its totient is φ = 53587008.

The previous prime is 100475677. The next prime is 100475693. The reversal of 100475685 is 586574001.

100475685 is a `hidden beast` number, since 100 + 475 + 6 + 85 = 666.

It is an interprime number because it is at equal distance from previous prime (100475677) and next prime (100475693).

It can be written as a sum of positive squares in 2 ways, for example, as 56160036 + 44315649 = 7494^2 + 6657^2 .

It is not a de Polignac number, because 100475685 - 2³ = 100475677 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1116352 + ... + 1116441.

It is an arithmetic number, because the mean of its divisors is an integer number (14513161).

Almost surely, 2^100475685 is an apocalyptic number.

100475685 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

100475685 is a deficient number, since it is larger than the sum of its proper divisors (73682247).

100475685 is a wasteful number, since it uses less digits than its factorization.

100475685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2232804 (or 2232801 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The square root of 100475685 is about 10023.7560325459. The cubic root of 100475685 is about 464.8936975179.

The spelling of 100475685 in words is "one hundred million, four hundred seventy-five thousand, six hundred eighty-five".