623882638 has 8 divisors (see below), whose sum is σ = 951685560. Its totient is φ = 306654120.

The previous prime is 623882629. The next prime is 623882647. The reversal of 623882638 is 836288326.

It is an interprime number because it is at equal distance from previous prime (623882629) and next prime (623882647).

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, 2643453 + ... + 2643688.

It is an arithmetic number, because the mean of its divisors is an integer number (118960695).

Almost surely, 2^623882638 is an apocalyptic number.

623882638 is a deficient number, since it is larger than the sum of its proper divisors (327802922).

623882638 is a wasteful number, since it uses less digits than its factorization.

623882638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5287202.

The product of its digits is 663552, while the sum is 46.

The square root of 623882638 is about 24977.6427630791. The cubic root of 623882638 is about 854.4781595010.

The spelling of 623882638 in words is "six hundred twenty-three million, eight hundred eighty-two thousand, six hundred thirty-eight".