468573638 has 16 divisors (see below), whose sum is σ = 762710256. Its totient is φ = 214612320.

The previous prime is 468573631. The next prime is 468573647. The reversal of 468573638 is 836375864.

It is a super-2 number, since 2×468573638² = 439122508457110088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (468573631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65381 + ... + 72192.

It is an arithmetic number, because the mean of its divisors is an integer number (47669391).

Almost surely, 2^468573638 is an apocalyptic number.

468573638 is a deficient number, since it is larger than the sum of its proper divisors (294136618).

468573638 is a wasteful number, since it uses less digits than its factorization.

468573638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137719.

The product of its digits is 2903040, while the sum is 50.

The square root of 468573638 is about 21646.5618055154. The cubic root of 468573638 is about 776.7106924476.

The spelling of 468573638 in words is "four hundred sixty-eight million, five hundred seventy-three thousand, six hundred thirty-eight".