623997214 has 8 divisors (see below), whose sum is σ = 937539648. Its totient is φ = 311484000.

The previous prime is 623997173. The next prime is 623997247. The reversal of 623997214 is 412799326.

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, 255787 + ... + 258214.

It is an arithmetic number, because the mean of its divisors is an integer number (117192456).

Almost surely, 2^623997214 is an apocalyptic number.

623997214 is a deficient number, since it is larger than the sum of its proper divisors (313542434).

623997214 is a wasteful number, since it uses less digits than its factorization.

623997214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514610.

The product of its digits is 163296, while the sum is 43.

The square root of 623997214 is about 24979.9362289018. The cubic root of 623997214 is about 854.5304645827.

The spelling of 623997214 in words is "six hundred twenty-three million, nine hundred ninety-seven thousand, two hundred fourteen".