7456664 has 16 divisors (see below), whose sum is σ = 14717400. Its totient is φ = 3532032.

The previous prime is 7456663. The next prime is 7456667. The reversal of 7456664 is 4666547.

7456664 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7456663) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24377 + ... + 24680.

Almost surely, 2^7456664 is an apocalyptic number.

It is an amenable number.

7456664 is a deficient number, since it is larger than the sum of its proper divisors (7260736).

7456664 is a wasteful number, since it uses less digits than its factorization.

7456664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49082 (or 49078 counting only the distinct ones).

The product of its digits is 120960, while the sum is 38.

The square root of 7456664 is about 2730.6892902709. The cubic root of 7456664 is about 195.3656431260.

The spelling of 7456664 in words is "seven million, four hundred fifty-six thousand, six hundred sixty-four".