620133670 has 48 divisors (see below), whose sum is σ = 1223549712. Its totient is φ = 226162560.

The previous prime is 620133629. The next prime is 620133737. The reversal of 620133670 is 76331026.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 138060 + ... + 142480.

It is an arithmetic number, because the mean of its divisors is an integer number (25490619).

Almost surely, 2^620133670 is an apocalyptic number.

620133670 is a deficient number, since it is larger than the sum of its proper divisors (603416042).

620133670 is a wasteful number, since it uses less digits than its factorization.

620133670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4537 (or 4524 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 28.

The square root of 620133670 is about 24902.4832095115. The cubic root of 620133670 is about 852.7631738510.

Adding to 620133670 its reverse (76331026), we get a palindrome (696464696).

The spelling of 620133670 in words is "six hundred twenty million, one hundred thirty-three thousand, six hundred seventy".