623972822 has 16 divisors (see below), whose sum is σ = 1021876992. Its totient is φ = 283393320.

The previous prime is 623972821. The next prime is 623972837. The reversal of 623972822 is 228279326.

It is a self number, because there is not a number n which added to its sum of digits gives 623972822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (623972821) 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 7 ways as a sum of consecutive naturals, for example, 17783 + ... + 39549.

It is an arithmetic number, because the mean of its divisors is an integer number (63867312).

Almost surely, 2^623972822 is an apocalyptic number.

623972822 is a deficient number, since it is larger than the sum of its proper divisors (397904170).

623972822 is a wasteful number, since it uses less digits than its factorization.

623972822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23083.

The product of its digits is 145152, while the sum is 41.

The square root of 623972822 is about 24979.4479922996. The cubic root of 623972822 is about 854.5193299289.

The spelling of 623972822 in words is "six hundred twenty-three million, nine hundred seventy-two thousand, eight hundred twenty-two".