623901422 has 8 divisors (see below), whose sum is σ = 936418536. Its totient is φ = 311761912.

The previous prime is 623901409. The next prime is 623901431. The reversal of 623901422 is 224109326.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90233 + ... + 96900.

It is an arithmetic number, because the mean of its divisors is an integer number (117052317).

Almost surely, 2^623901422 is an apocalyptic number.

623901422 is a deficient number, since it is larger than the sum of its proper divisors (312517114).

623901422 is a wasteful number, since it uses less digits than its factorization.

623901422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188802.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 623901422 is about 24978.0187765163. The cubic root of 623901422 is about 854.4867350224.

The spelling of 623901422 in words is "six hundred twenty-three million, nine hundred one thousand, four hundred twenty-two".