2664792 has 96 divisors (see below), whose sum is σ = 8125200. Its totient is φ = 808704.

The previous prime is 2664763. The next prime is 2664793. The reversal of 2664792 is 2974662.

It is a happy number.

2664792 is a `hidden beast` number, since 2 + 6 + 647 + 9 + 2 = 666.

It is a super-2 number, since 2×2664792² = 14202232806528, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2664793) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36468 + ... + 36540.

2^2664792 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2664792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4062600).

2664792 is an abundant number, since it is smaller than the sum of its proper divisors (5460408).

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

2664792 is a wasteful number, since it uses less digits than its factorization.

2664792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114 (or 91 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 2664792 is about 1632.4190638436. The cubic root of 2664792 is about 138.6397517206.

The spelling of 2664792 in words is "two million, six hundred sixty-four thousand, seven hundred ninety-two".