722147433 has 32 divisors (see below), whose sum is σ = 1142968320. Its totient is φ = 396998400.

The previous prime is 722147429. The next prime is 722147467. The reversal of 722147433 is 334741227.

It is not a de Polignac number, because 722147433 - 2² = 722147429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 722147394 and 722147403.

It is not an unprimeable number, because it can be changed into a prime (722147483) 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 31 ways as a sum of consecutive naturals, for example, 52033 + ... + 64433.

It is an arithmetic number, because the mean of its divisors is an integer number (35717760).

Almost surely, 2^722147433 is an apocalyptic number.

It is an amenable number.

722147433 is a deficient number, since it is larger than the sum of its proper divisors (420820887).

722147433 is a wasteful number, since it uses less digits than its factorization.

722147433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12517.

The product of its digits is 28224, while the sum is 33.

The square root of 722147433 is about 26872.8009891042. The cubic root of 722147433 is about 897.1711312313.

The spelling of 722147433 in words is "seven hundred twenty-two million, one hundred forty-seven thousand, four hundred thirty-three".