670423622 has 16 divisors (see below), whose sum is σ = 1098701712. Its totient is φ = 304281120.

The previous prime is 670423603. The next prime is 670423643. The reversal of 670423622 is 226324076.

It is a congruent 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, 7613 + ... + 37400.

It is an arithmetic number, because the mean of its divisors is an integer number (68668857).

Almost surely, 2^670423622 is an apocalyptic number.

670423622 is a deficient number, since it is larger than the sum of its proper divisors (428278090).

670423622 is a wasteful number, since it uses less digits than its factorization.

670423622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45703.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 670423622 is about 25892.5398908643. The cubic root of 670423622 is about 875.2183931597.

Adding to 670423622 its reverse (226324076), we get a palindrome (896747698).

The spelling of 670423622 in words is "six hundred seventy million, four hundred twenty-three thousand, six hundred twenty-two".