890432088 has 64 divisors (see below), whose sum is σ = 2739797760. Its totient is φ = 234838656.

The previous prime is 890432063. The next prime is 890432107. The reversal of 890432088 is 880234098.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201670 + ... + 206037.

It is an arithmetic number, because the mean of its divisors is an integer number (42809340).

Almost surely, 2^890432088 is an apocalyptic number.

It is an amenable number.

890432088 is an abundant number, since it is smaller than the sum of its proper divisors (1849365672).

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

890432088 is a wasteful number, since it uses less digits than its factorization.

890432088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407736 (or 407732 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 42.

The square root of 890432088 is about 29840.1087129387. The cubic root of 890432088 is about 962.0558114124.

The spelling of 890432088 in words is "eight hundred ninety million, four hundred thirty-two thousand, eighty-eight".