91412064 has 60 divisors (see below), whose sum is σ = 268847964. Its totient is φ = 30469824.

The previous prime is 91412047. The next prime is 91412071. The reversal of 91412064 is 46021419.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 9 ways as a sum of consecutive naturals, for example, 15042 + ... + 20225.

Almost surely, 2^91412064 is an apocalyptic number.

It is an amenable number.

91412064 is an abundant number, since it is smaller than the sum of its proper divisors (177435900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

91412064 is a wasteful number, since it uses less digits than its factorization.

91412064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35289 (or 35272 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 91412064 is about 9560.9656416075. The cubic root of 91412064 is about 450.4720380049.

The spelling of 91412064 in words is "ninety-one million, four hundred twelve thousand, sixty-four".