722252046 has 16 divisors (see below), whose sum is σ = 1448671104. Its totient is φ = 240056184.

The previous prime is 722251949. The next prime is 722252051. The reversal of 722252046 is 640252227.

It is a super-2 number, since 2×722252046² = 1043296035902372232, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 171370 + ... + 175533.

It is an arithmetic number, because the mean of its divisors is an integer number (90541944).

Almost surely, 2^722252046 is an apocalyptic number.

722252046 is an abundant number, since it is smaller than the sum of its proper divisors (726419058).

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

722252046 is a wasteful number, since it uses less digits than its factorization.

722252046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347255.

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

The square root of 722252046 is about 26874.7473662544. The cubic root of 722252046 is about 897.2144516705.

The spelling of 722252046 in words is "seven hundred twenty-two million, two hundred fifty-two thousand, forty-six".