89452644 has 12 divisors (see below), whose sum is σ = 208722864. Its totient is φ = 29817544.

The previous prime is 89452637. The next prime is 89452651. The reversal of 89452644 is 44625498.

It is an interprime number because it is at equal distance from previous prime (89452637) and next prime (89452651).

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 89452596 and 89452605.

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, 3727182 + ... + 3727205.

It is an arithmetic number, because the mean of its divisors is an integer number (17393572).

Almost surely, 2^89452644 is an apocalyptic number.

It is an amenable number.

89452644 is an abundant number, since it is smaller than the sum of its proper divisors (119270220).

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

89452644 is a wasteful number, since it uses less digits than its factorization.

89452644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7454394 (or 7454392 counting only the distinct ones).

The product of its digits is 276480, while the sum is 42.

The square root of 89452644 is about 9457.9407906795. The cubic root of 89452644 is about 447.2301363882.

The spelling of 89452644 in words is "eighty-nine million, four hundred fifty-two thousand, six hundred forty-four".