91264036 has 12 divisors (see below), whose sum is σ = 163110528. Its totient is φ = 44661032.

The previous prime is 91264013. The next prime is 91264067. The reversal of 91264036 is 63046219.

It is a junction number, because it is equal to n+sod(n) for n = 91263989 and 91264007.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 242536 + ... + 242911.

It is an arithmetic number, because the mean of its divisors is an integer number (13592544).

Almost surely, 2^91264036 is an apocalyptic number.

It is an amenable number.

91264036 is a deficient number, since it is larger than the sum of its proper divisors (71846492).

91264036 is a wasteful number, since it uses less digits than its factorization.

91264036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 485498 (or 485496 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 91264036 is about 9553.2212368394. The cubic root of 91264036 is about 450.2287495431.

The spelling of 91264036 in words is "ninety-one million, two hundred sixty-four thousand, thirty-six".