622490834 has 16 divisors (see below), whose sum is σ = 1067808768. Its totient is φ = 266611392.

The previous prime is 622490809. The next prime is 622490851. The reversal of 622490834 is 438094226.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9914 + ... + 36650.

It is an arithmetic number, because the mean of its divisors is an integer number (66738048).

Almost surely, 2^622490834 is an apocalyptic number.

622490834 is a deficient number, since it is larger than the sum of its proper divisors (445317934).

622490834 is a wasteful number, since it uses less digits than its factorization.

622490834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28409.

The product of its (nonzero) digits is 82944, while the sum is 38.

The square root of 622490834 is about 24949.7662113295. The cubic root of 622490834 is about 853.8422751678.

The spelling of 622490834 in words is "six hundred twenty-two million, four hundred ninety thousand, eight hundred thirty-four".