91370496 has 132 divisors (see below), whose sum is σ = 283763328. Its totient is φ = 26062848.

The previous prime is 91370479. The next prime is 91370507. The reversal of 91370496 is 69407319.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 150225 + ... + 150831.

Almost surely, 2^91370496 is an apocalyptic number.

91370496 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 91370496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141881664).

91370496 is an abundant number, since it is smaller than the sum of its proper divisors (192392832).

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

91370496 is a wasteful number, since it uses less digits than its factorization.

91370496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644 (or 619 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 39.

The square root of 91370496 is about 9558.7915554216. The cubic root of 91370496 is about 450.4037462868.

The spelling of 91370496 in words is "ninety-one million, three hundred seventy thousand, four hundred ninety-six".