2724664 has 8 divisors (see below), whose sum is σ = 5108760. Its totient is φ = 1362328.

The previous prime is 2724661. The next prime is 2724697. The reversal of 2724664 is 4664272.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2724661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 170284 + ... + 170299.

It is an arithmetic number, because the mean of its divisors is an integer number (638595).

2^2724664 is an apocalyptic number.

It is an amenable number.

2724664 is a deficient number, since it is larger than the sum of its proper divisors (2384096).

2724664 is a wasteful number, since it uses less digits than its factorization.

2724664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340589 (or 340585 counting only the distinct ones).

The product of its digits is 16128, while the sum is 31.

The square root of 2724664 is about 1650.6556273190. The cubic root of 2724664 is about 139.6703810097.

The spelling of 2724664 in words is "two million, seven hundred twenty-four thousand, six hundred sixty-four".