4645722 has 16 divisors (see below), whose sum is σ = 9591552. Its totient is φ = 1498560.

The previous prime is 4645721. The next prime is 4645733. The reversal of 4645722 is 2275464.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 4645722.

It is not an unprimeable number, because it can be changed into a prime (4645721) 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, 12303 + ... + 12674.

It is an arithmetic number, because the mean of its divisors is an integer number (599472).

Almost surely, 2^4645722 is an apocalyptic number.

4645722 is an abundant number, since it is smaller than the sum of its proper divisors (4945830).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4645722 is a wasteful number, since it uses less digits than its factorization.

4645722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25013.

The product of its digits is 13440, while the sum is 30.

The square root of 4645722 is about 2155.3936995361. The cubic root of 4645722 is about 166.8595517970.

The spelling of 4645722 in words is "four million, six hundred forty-five thousand, seven hundred twenty-two".