91296916 has 12 divisors (see below), whose sum is σ = 160101088. Its totient is φ = 45553752.

The previous prime is 91296911. The next prime is 91296917. The reversal of 91296916 is 61969219.

It is a super-2 number, since 2×91296916² = 16670253742222112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91296911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21486 + ... + 25381.

Almost surely, 2^91296916 is an apocalyptic number.

It is an amenable number.

91296916 is a deficient number, since it is larger than the sum of its proper divisors (68804172).

91296916 is a wasteful number, since it uses less digits than its factorization.

91296916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47358 (or 47356 counting only the distinct ones).

The product of its digits is 52488, while the sum is 43.

The square root of 91296916 is about 9554.9419673800. The cubic root of 91296916 is about 450.2828115246.

The spelling of 91296916 in words is "ninety-one million, two hundred ninety-six thousand, nine hundred sixteen".