890121675 has 24 divisors (see below), whose sum is σ = 1492404480. Its totient is φ = 468042400.

The previous prime is 890121653. The next prime is 890121703. The reversal of 890121675 is 576121098.

It is not a de Polignac number, because 890121675 - 2⁶ = 890121611 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78255 + ... + 88904.

It is an arithmetic number, because the mean of its divisors is an integer number (62183520).

Almost surely, 2^890121675 is an apocalyptic number.

890121675 is a deficient number, since it is larger than the sum of its proper divisors (602282805).

890121675 is a wasteful number, since it uses less digits than its factorization.

890121675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167243 (or 167238 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 39.

The square root of 890121675 is about 29834.9069882914. The cubic root of 890121675 is about 961.9440045179.

The spelling of 890121675 in words is "eight hundred ninety million, one hundred twenty-one thousand, six hundred seventy-five".