98921625 has 32 divisors (see below), whose sum is σ = 179577216. Its totient is φ = 47960000.

The previous prime is 98921621. The next prime is 98921671. The reversal of 98921625 is 52612989.

It is not a de Polignac number, because 98921625 - 2² = 98921621 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (98921621) 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, 7866 + ... + 16115.

It is an arithmetic number, because the mean of its divisors is an integer number (5611788).

Almost surely, 2^98921625 is an apocalyptic number.

It is an amenable number.

98921625 is a deficient number, since it is larger than the sum of its proper divisors (80655591).

98921625 is a wasteful number, since it uses less digits than its factorization.

98921625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24010 (or 24000 counting only the distinct ones).

The product of its digits is 77760, while the sum is 42.

The square root of 98921625 is about 9945.9350993258. The cubic root of 98921625 is about 462.4843919739.

The spelling of 98921625 in words is "ninety-eight million, nine hundred twenty-one thousand, six hundred twenty-five".