620683234 has 8 divisors (see below), whose sum is σ = 932612688. Its totient is φ = 309812340.

The previous prime is 620683211. The next prime is 620683249. The reversal of 620683234 is 432386026.

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

It is a self number, because there is not a number n which added to its sum of digits gives 620683234.

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, 263172 + ... + 265519.

It is an arithmetic number, because the mean of its divisors is an integer number (116576586).

Almost surely, 2^620683234 is an apocalyptic number.

620683234 is a deficient number, since it is larger than the sum of its proper divisors (311929454).

620683234 is a wasteful number, since it uses less digits than its factorization.

620683234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529280.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 620683234 is about 24913.5150871971. The cubic root of 620683234 is about 853.0150064223.

The spelling of 620683234 in words is "six hundred twenty million, six hundred eighty-three thousand, two hundred thirty-four".