91896448 has 32 divisors (see below), whose sum is σ = 209230560. Its totient is φ = 39383808.

The previous prime is 91896401. The next prime is 91896473. The reversal of 91896448 is 84469819.

It is a tau number, because it is divible by the number of its divisors (32).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50386 + ... + 52177.

It is an arithmetic number, because the mean of its divisors is an integer number (6538455).

Almost surely, 2^91896448 is an apocalyptic number.

It is an amenable number.

91896448 is an abundant number, since it is smaller than the sum of its proper divisors (117334112).

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

91896448 is a wasteful number, since it uses less digits than its factorization.

91896448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102584 (or 102572 counting only the distinct ones).

The product of its digits is 497664, while the sum is 49.

The square root of 91896448 is about 9586.2635056627. The cubic root of 91896448 is about 451.2663065037.

The spelling of 91896448 in words is "ninety-one million, eight hundred ninety-six thousand, four hundred forty-eight".