91077352 has 16 divisors (see below), whose sum is σ = 174404160. Its totient is φ = 44569584.

The previous prime is 91077341. The next prime is 91077353. The reversal of 91077352 is 25377019.

It is not an unprimeable number, because it can be changed into a prime (91077353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120738 + ... + 121489.

It is an arithmetic number, because the mean of its divisors is an integer number (10900260).

Almost surely, 2^91077352 is an apocalyptic number.

It is an amenable number.

91077352 is a deficient number, since it is larger than the sum of its proper divisors (83326808).

91077352 is a wasteful number, since it uses less digits than its factorization.

91077352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242280 (or 242276 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 34.

The square root of 91077352 is about 9543.4454993991. The cubic root of 91077352 is about 449.9215534037.

The spelling of 91077352 in words is "ninety-one million, seventy-seven thousand, three hundred fifty-two".