90764276 has 6 divisors (see below), whose sum is σ = 158837490. Its totient is φ = 45382136.

The previous prime is 90764269. The next prime is 90764291. The reversal of 90764276 is 67246709.

It can be written as a sum of positive squares in only one way, i.e., 90744676 + 19600 = 9526^2 + 140^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11345531 + ... + 11345538.

It is an arithmetic number, because the mean of its divisors is an integer number (26472915).

Almost surely, 2^90764276 is an apocalyptic number.

It is an amenable number.

90764276 is a deficient number, since it is larger than the sum of its proper divisors (68073214).

90764276 is a wasteful number, since it uses less digits than its factorization.

90764276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22691073 (or 22691071 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 41.

The square root of 90764276 is about 9527.0287078396. The cubic root of 90764276 is about 449.4054303994.

The spelling of 90764276 in words is "ninety million, seven hundred sixty-four thousand, two hundred seventy-six".