89624564 has 6 divisors (see below), whose sum is σ = 156842994. Its totient is φ = 44812280.

The previous prime is 89624551. The next prime is 89624581. The reversal of 89624564 is 46542698.

It can be written as a sum of positive squares in only one way, i.e., 74476900 + 15147664 = 8630^2 + 3892^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11203067 + ... + 11203074.

It is an arithmetic number, because the mean of its divisors is an integer number (26140499).

Almost surely, 2^89624564 is an apocalyptic number.

It is an amenable number.

89624564 is a deficient number, since it is larger than the sum of its proper divisors (67218430).

89624564 is a wasteful number, since it uses less digits than its factorization.

89624564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22406145 (or 22406143 counting only the distinct ones).

The product of its digits is 414720, while the sum is 44.

The square root of 89624564 is about 9467.0250871116. The cubic root of 89624564 is about 447.5164651724.

The spelling of 89624564 in words is "eighty-nine million, six hundred twenty-four thousand, five hundred sixty-four".