91412632 has 16 divisors (see below), whose sum is σ = 172972800. Its totient is φ = 45286560.

The previous prime is 91412623. The next prime is 91412641. The reversal of 91412632 is 23621419.

It is an interprime number because it is at equal distance from previous prime (91412623) and next prime (91412641).

It is a self number, because there is not a number n which added to its sum of digits gives 91412632.

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 3 ways as a sum of consecutive naturals, for example, 51544 + ... + 53287.

It is an arithmetic number, because the mean of its divisors is an integer number (10810800).

Almost surely, 2^91412632 is an apocalyptic number.

It is an amenable number.

91412632 is a deficient number, since it is larger than the sum of its proper divisors (81560168).

91412632 is a wasteful number, since it uses less digits than its factorization.

91412632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104946 (or 104942 counting only the distinct ones).

The product of its digits is 2592, while the sum is 28.

The square root of 91412632 is about 9560.9953456740. The cubic root of 91412632 is about 450.4729710240.

The spelling of 91412632 in words is "ninety-one million, four hundred twelve thousand, six hundred thirty-two".