91601296 has 10 divisors (see below), whose sum is σ = 177477542. Its totient is φ = 45800640.

The previous prime is 91601269. The next prime is 91601297. The reversal of 91601296 is 69210619.

It can be written as a sum of positive squares in only one way, i.e., 56791296 + 34810000 = 7536^2 + 5900^2 .

It is not an unprimeable number, because it can be changed into a prime (91601297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2862525 + ... + 2862556.

Almost surely, 2^91601296 is an apocalyptic number.

It is an amenable number.

91601296 is a deficient number, since it is larger than the sum of its proper divisors (85876246).

91601296 is a wasteful number, since it uses less digits than its factorization.

91601296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5725089 (or 5725083 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 91601296 is about 9570.8565969823. The cubic root of 91601296 is about 450.7826642963.

The spelling of 91601296 in words is "ninety-one million, six hundred one thousand, two hundred ninety-six".