91465328 has 10 divisors (see below), whose sum is σ = 177214104. Its totient is φ = 45732656.

The previous prime is 91465307. The next prime is 91465349. The reversal of 91465328 is 82356419.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (91465307) and next prime (91465349).

It is a super-2 number, since 2×91465328² = 16731812452295168, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 91465291 and 91465300.

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, 2858276 + ... + 2858307.

Almost surely, 2^91465328 is an apocalyptic number.

It is an amenable number.

91465328 is a deficient number, since it is larger than the sum of its proper divisors (85748776).

91465328 is a wasteful number, since it uses less digits than its factorization.

91465328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5716591 (or 5716585 counting only the distinct ones).

The product of its digits is 51840, while the sum is 38.

The square root of 91465328 is about 9563.7507286629. The cubic root of 91465328 is about 450.5595147296.

The spelling of 91465328 in words is "ninety-one million, four hundred sixty-five thousand, three hundred twenty-eight".