890523480 has 128 divisors (see below), whose sum is σ = 3330823680. Its totient is φ = 185041920.

The previous prime is 890523479. The next prime is 890523509. The reversal of 890523480 is 84325098.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38949 + ... + 57428.

It is an arithmetic number, because the mean of its divisors is an integer number (26022060).

Almost surely, 2^890523480 is an apocalyptic number.

It is an amenable number.

890523480 is an abundant number, since it is smaller than the sum of its proper divisors (2440300200).

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

890523480 is a wasteful number, since it uses less digits than its factorization.

890523480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96409 (or 96405 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 39.

The square root of 890523480 is about 29841.6400353600. The cubic root of 890523480 is about 962.0887247204.

It can be divided in two parts, 8905 and 23480, that added together give a triangular number (32385 = T₂₅₄).

The spelling of 890523480 in words is "eight hundred ninety million, five hundred twenty-three thousand, four hundred eighty".