90624328 has 8 divisors (see below), whose sum is σ = 169920630. Its totient is φ = 45312160.

The previous prime is 90624307. The next prime is 90624341. The reversal of 90624328 is 82342609.

It can be written as a sum of positive squares in only one way, i.e., 85045284 + 5579044 = 9222^2 + 2362^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 90624293 and 90624302.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5664013 + ... + 5664028.

Almost surely, 2^90624328 is an apocalyptic number.

It is an amenable number.

90624328 is a deficient number, since it is larger than the sum of its proper divisors (79296302).

90624328 is a wasteful number, since it uses less digits than its factorization.

90624328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11328047 (or 11328043 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 90624328 is about 9519.6810870953. The cubic root of 90624328 is about 449.1743345452.

The spelling of 90624328 in words is "ninety million, six hundred twenty-four thousand, three hundred twenty-eight".