722010402 has 32 divisors (see below), whose sum is σ = 1608556800. Its totient is φ = 240056784.

The previous prime is 722010397. The next prime is 722010461. The reversal of 722010402 is 204010227.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4599 + ... + 38277.

It is an arithmetic number, because the mean of its divisors is an integer number (50267400).

Almost surely, 2^722010402 is an apocalyptic number.

722010402 is an abundant number, since it is smaller than the sum of its proper divisors (886546398).

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

722010402 is a wasteful number, since it uses less digits than its factorization.

722010402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34087 (or 34081 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 18.

The square root of 722010402 is about 26870.2512455690. The cubic root of 722010402 is about 897.1143801079.

Adding to 722010402 its reverse (204010227), we get a palindrome (926020629).

The spelling of 722010402 in words is "seven hundred twenty-two million, ten thousand, four hundred two".