104645385 has 32 divisors (see below), whose sum is σ = 200350080. Its totient is φ = 51516864.

The previous prime is 104645383. The next prime is 104645389. The reversal of 104645385 is 583546401.

It is a happy number.

104645385 is a `hidden beast` number, since 1 + 0 + 4 + 645 + 3 + 8 + 5 = 666.

It is not a de Polignac number, because 104645385 - 2¹ = 104645383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (104645383) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28059 + ... + 31568.

It is an arithmetic number, because the mean of its divisors is an integer number (6260940).

Almost surely, 2^104645385 is an apocalyptic number.

104645385 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

104645385 is a deficient number, since it is larger than the sum of its proper divisors (95704695).

104645385 is a wasteful number, since it uses less digits than its factorization.

104645385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59654 (or 59648 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 104645385 is about 10229.6326913531. The cubic root of 104645385 is about 471.2376989990.

The spelling of 104645385 in words is "one hundred four million, six hundred forty-five thousand, three hundred eighty-five".