6742564 has 12 divisors (see below), whose sum is σ = 11829888. Its totient is φ = 3362600.

The previous prime is 6742559. The next prime is 6742577. The reversal of 6742564 is 4652476.

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, 232 + ... + 3679.

It is an arithmetic number, because the mean of its divisors is an integer number (985824).

Almost surely, 2^6742564 is an apocalyptic number.

It is an amenable number.

6742564 is a deficient number, since it is larger than the sum of its proper divisors (5087324).

6742564 is a wasteful number, since it uses less digits than its factorization.

6742564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4346 (or 4344 counting only the distinct ones).

The product of its digits is 40320, while the sum is 34.

The square root of 6742564 is about 2596.6447581446. The cubic root of 6742564 is about 188.9187336669.

The spelling of 6742564 in words is "six million, seven hundred forty-two thousand, five hundred sixty-four".