100725650 has 48 divisors (see below), whose sum is σ = 198499200. Its totient is φ = 37920960.

The previous prime is 100725637. The next prime is 100725679. The reversal of 100725650 is 56527001.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 217319 + ... + 217781.

It is an arithmetic number, because the mean of its divisors is an integer number (4135400).

Almost surely, 2^100725650 is an apocalyptic number.

100725650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100725650 is a deficient number, since it is larger than the sum of its proper divisors (97773550).

100725650 is a wasteful number, since it uses less digits than its factorization.

100725650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 723 (or 718 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 100725650 is about 10036.2169167471. The cubic root of 100725650 is about 465.2789015558.

The spelling of 100725650 in words is "one hundred million, seven hundred twenty-five thousand, six hundred fifty".