91435792 has 40 divisors (see below), whose sum is σ = 214379136. Its totient is φ = 36880896.

The previous prime is 91435739. The next prime is 91435793. The reversal of 91435792 is 29753419.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (91435793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22108 + ... + 25915.

Almost surely, 2^91435792 is an apocalyptic number.

It is an amenable number.

91435792 is an abundant number, since it is smaller than the sum of its proper divisors (122943344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

91435792 is a wasteful number, since it uses less digits than its factorization.

91435792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48055 (or 48049 counting only the distinct ones).

The product of its digits is 68040, while the sum is 40.

The square root of 91435792 is about 9562.2064399384. The cubic root of 91435792 is about 450.5110112554.

The spelling of 91435792 in words is "ninety-one million, four hundred thirty-five thousand, seven hundred ninety-two".