91464454 has 12 divisors (see below), whose sum is σ = 145742724. Its totient is φ = 43041824.

The previous prime is 91464431. The next prime is 91464467. The reversal of 91464454 is 45446419.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 78544 + ... + 79699.

It is an arithmetic number, because the mean of its divisors is an integer number (12145227).

Almost surely, 2^91464454 is an apocalyptic number.

91464454 is a deficient number, since it is larger than the sum of its proper divisors (54278270).

91464454 is a wasteful number, since it uses less digits than its factorization.

91464454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158279 (or 158262 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

The square root of 91464454 is about 9563.7050351838. The cubic root of 91464454 is about 450.5580796129.

The spelling of 91464454 in words is "ninety-one million, four hundred sixty-four thousand, four hundred fifty-four".