898664928 has 48 divisors (see below), whose sum is σ = 2695996800. Its totient is φ = 256761216.

The previous prime is 898664887. The next prime is 898664953. The reversal of 898664928 is 829466898.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 667978 + ... + 669321.

It is an arithmetic number, because the mean of its divisors is an integer number (56166600).

Almost surely, 2^898664928 is an apocalyptic number.

It is an amenable number.

898664928 is an abundant number, since it is smaller than the sum of its proper divisors (1797331872).

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

898664928 is a wasteful number, since it uses less digits than its factorization.

898664928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1337319 (or 1337311 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 60.

The square root of 898664928 is about 29977.7405419421. The cubic root of 898664928 is about 965.0117417383.

The spelling of 898664928 in words is "eight hundred ninety-eight million, six hundred sixty-four thousand, nine hundred twenty-eight".