91634716 has 6 divisors (see below), whose sum is σ = 160360760. Its totient is φ = 45817356.

The previous prime is 91634687. The next prime is 91634717. The reversal of 91634716 is 61743619.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (91634717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11454336 + ... + 11454343.

Almost surely, 2^91634716 is an apocalyptic number.

It is an amenable number.

91634716 is a deficient number, since it is larger than the sum of its proper divisors (68726044).

91634716 is a wasteful number, since it uses less digits than its factorization.

91634716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22908683 (or 22908681 counting only the distinct ones).

The product of its digits is 27216, while the sum is 37.

The square root of 91634716 is about 9572.6023629941. The cubic root of 91634716 is about 450.8374791134.

The spelling of 91634716 in words is "ninety-one million, six hundred thirty-four thousand, seven hundred sixteen".