7890264 has 32 divisors (see below), whose sum is σ = 21918000. Its totient is φ = 2630016.

The previous prime is 7890251. The next prime is 7890299. The reversal of 7890264 is 4620987.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18049 + ... + 18480.

Almost surely, 2^7890264 is an apocalyptic number.

It is an amenable number.

7890264 is an abundant number, since it is smaller than the sum of its proper divisors (14027736).

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

7890264 is a wasteful number, since it uses less digits than its factorization.

7890264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36544 (or 36534 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 7890264 is about 2808.9613738889. The cubic root of 7890264 is about 199.0813199291.

The spelling of 7890264 in words is "seven million, eight hundred ninety thousand, two hundred sixty-four".