722474234 has 8 divisors (see below), whose sum is σ = 1102079520. Its totient is φ = 355114396.

The previous prime is 722474227. The next prime is 722474237. The reversal of 722474234 is 432474227.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 722474194 and 722474203.

It is not an unprimeable number, because it can be changed into a prime (722474237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3061214 + ... + 3061449.

It is an arithmetic number, because the mean of its divisors is an integer number (137759940).

Almost surely, 2^722474234 is an apocalyptic number.

722474234 is a deficient number, since it is larger than the sum of its proper divisors (379605286).

722474234 is a wasteful number, since it uses less digits than its factorization.

722474234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6122724.

The product of its digits is 75264, while the sum is 35.

The square root of 722474234 is about 26878.8808174745. The cubic root of 722474234 is about 897.3064462620.

The spelling of 722474234 in words is "seven hundred twenty-two million, four hundred seventy-four thousand, two hundred thirty-four".