722465274 has 32 divisors (see below), whose sum is σ = 1491678144. Its totient is φ = 233130240.

The previous prime is 722465251. The next prime is 722465279. The reversal of 722465274 is 472564227.

It is a happy number.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (722465279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16764 + ... + 41544.

It is an arithmetic number, because the mean of its divisors is an integer number (46614942).

Almost surely, 2^722465274 is an apocalyptic number.

722465274 is an abundant number, since it is smaller than the sum of its proper divisors (769212870).

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

722465274 is a wasteful number, since it uses less digits than its factorization.

722465274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24942.

The product of its digits is 188160, while the sum is 39.

The square root of 722465274 is about 26878.7141433514. The cubic root of 722465274 is about 897.3027368338.

The spelling of 722465274 in words is "seven hundred twenty-two million, four hundred sixty-five thousand, two hundred seventy-four".