100904650 has 48 divisors (see below), whose sum is σ = 234002880. Its totient is φ = 31449600.

The previous prime is 100904647. The next prime is 100904653. The reversal of 100904650 is 56409001.

It is an interprime number because it is at equal distance from previous prime (100904647) and next prime (100904653).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (100904653) 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 23 ways as a sum of consecutive naturals, for example, 9255 + ... + 16954.

It is an arithmetic number, because the mean of its divisors is an integer number (4875060).

Almost surely, 2^100904650 is an apocalyptic number.

100904650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100904650 is an abundant number, since it is smaller than the sum of its proper divisors (133098230).

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

100904650 is a wasteful number, since it uses less digits than its factorization.

100904650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26239 (or 26234 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 100904650 is about 10045.1306611711. The cubic root of 100904650 is about 465.5543548513.

The spelling of 100904650 in words is "one hundred million, nine hundred four thousand, six hundred fifty".