890618232 has 64 divisors (see below), whose sum is σ = 2547486720. Its totient is φ = 254176128.

The previous prime is 890618227. The next prime is 890618233. The reversal of 890618232 is 232816098.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (890618233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180178 + ... + 185054.

It is an arithmetic number, because the mean of its divisors is an integer number (39804480).

Almost surely, 2^890618232 is an apocalyptic number.

It is an amenable number.

890618232 is an abundant number, since it is smaller than the sum of its proper divisors (1656868488).

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

890618232 is a wasteful number, since it uses less digits than its factorization.

890618232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5980 (or 5976 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 890618232 is about 29843.2275734378. The cubic root of 890618232 is about 962.1228456990.

The spelling of 890618232 in words is "eight hundred ninety million, six hundred eighteen thousand, two hundred thirty-two".