10391264 has 24 divisors (see below), whose sum is σ = 22032360. Its totient is φ = 4795776.

The previous prime is 10391221. The next prime is 10391279. The reversal of 10391264 is 46219301.

10391264 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

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, 12074 + ... + 12905.

It is an arithmetic number, because the mean of its divisors is an integer number (918015).

Almost surely, 2^10391264 is an apocalyptic number.

It is an amenable number.

10391264 is an abundant number, since it is smaller than the sum of its proper divisors (11641096).

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

10391264 is a wasteful number, since it uses less digits than its factorization.

10391264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25002 (or 24994 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 10391264 is about 3223.5483554617. The cubic root of 10391264 is about 218.2174414897.

The spelling of 10391264 in words is "ten million, three hundred ninety-one thousand, two hundred sixty-four".