91082044 has 6 divisors (see below), whose sum is σ = 159393584. Its totient is φ = 45541020.

The previous prime is 91082021. The next prime is 91082051. The reversal of 91082044 is 44028019.

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, 11385252 + ... + 11385259.

Almost surely, 2^91082044 is an apocalyptic number.

It is an amenable number.

91082044 is a deficient number, since it is larger than the sum of its proper divisors (68311540).

91082044 is a wasteful number, since it uses less digits than its factorization.

91082044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22770515 (or 22770513 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 28.

The square root of 91082044 is about 9543.6913194005. The cubic root of 91082044 is about 449.9292794213.

The spelling of 91082044 in words is "ninety-one million, eighty-two thousand, forty-four".