89409504 has 48 divisors (see below), whose sum is σ = 235221840. Its totient is φ = 29736960.

The previous prime is 89409499. The next prime is 89409517. The reversal of 89409504 is 40590498.

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, 62752 + ... + 64160.

It is an arithmetic number, because the mean of its divisors is an integer number (4900455).

Almost surely, 2^89409504 is an apocalyptic number.

It is an amenable number.

89409504 is an abundant number, since it is smaller than the sum of its proper divisors (145812336).

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

89409504 is a wasteful number, since it uses less digits than its factorization.

89409504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2083 (or 2075 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 89409504 is about 9455.6598923608. The cubic root of 89409504 is about 447.1582301460.

The spelling of 89409504 in words is "eighty-nine million, four hundred nine thousand, five hundred four".