91492064 has 24 divisors (see below), whose sum is σ = 181282248. Its totient is φ = 45452160.

The previous prime is 91492057. The next prime is 91492081. The reversal of 91492064 is 46029419.

It is a congruent number.

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, 4082 + ... + 14129.

It is an arithmetic number, because the mean of its divisors is an integer number (7553427).

Almost surely, 2^91492064 is an apocalyptic number.

It is an amenable number.

91492064 is a deficient number, since it is larger than the sum of its proper divisors (89790184).

91492064 is a wasteful number, since it uses less digits than its factorization.

91492064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18378 (or 18370 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 91492064 is about 9565.1484044943. The cubic root of 91492064 is about 450.6034110924.

The spelling of 91492064 in words is "ninety-one million, four hundred ninety-two thousand, sixty-four".