89045472 has 24 divisors (see below), whose sum is σ = 233744616. Its totient is φ = 29681792.

The previous prime is 89045447. The next prime is 89045491. The reversal of 89045472 is 27454098.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 89045472.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 463683 + ... + 463874.

It is an arithmetic number, because the mean of its divisors is an integer number (9739359).

Almost surely, 2^89045472 is an apocalyptic number.

It is an amenable number.

89045472 is an abundant number, since it is smaller than the sum of its proper divisors (144699144).

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

89045472 is a wasteful number, since it uses less digits than its factorization.

89045472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 927570 (or 927562 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 89045472 is about 9436.3908354837. The cubic root of 89045472 is about 446.5505343985.

The spelling of 89045472 in words is "eighty-nine million, forty-five thousand, four hundred seventy-two".