2664502 has 4 divisors (see below), whose sum is σ = 3996756. Its totient is φ = 1332250.

The previous prime is 2664479. The next prime is 2664511. The reversal of 2664502 is 2054662.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2054662 = 2 ⋅1027331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 666124 + ... + 666127.

It is an arithmetic number, because the mean of its divisors is an integer number (999189).

2^2664502 is an apocalyptic number.

2664502 is a deficient number, since it is larger than the sum of its proper divisors (1332254).

2664502 is a wasteful number, since it uses less digits than its factorization.

2664502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1332253.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2664502 is about 1632.3302361961. The cubic root of 2664502 is about 138.6347223116.

It can be divided in two parts, 266450 and 2, that multiplied together give a square (532900 = 730²).

The spelling of 2664502 in words is "two million, six hundred sixty-four thousand, five hundred two".