4722664 has 32 divisors (see below), whose sum is σ = 9273600. Its totient is φ = 2252160.

The previous prime is 4722661. The next prime is 4722703. The reversal of 4722664 is 4662274.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is not an unprimeable number, because it can be changed into a prime (4722661) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33907 + ... + 34045.

It is an arithmetic number, because the mean of its divisors is an integer number (289800).

Almost surely, 2^4722664 is an apocalyptic number.

It is an amenable number.

4722664 is a deficient number, since it is larger than the sum of its proper divisors (4550936).

4722664 is a wasteful number, since it uses less digits than its factorization.

4722664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313 (or 309 counting only the distinct ones).

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

The square root of 4722664 is about 2173.1691144501. The cubic root of 4722664 is about 167.7756832366.

It can be divided in two parts, 472 and 2664, that added together give a square (3136 = 56²).

The spelling of 4722664 in words is "four million, seven hundred twenty-two thousand, six hundred sixty-four".