620104424 has 16 divisors (see below), whose sum is σ = 1171852800. Its totient is φ = 307610352.

The previous prime is 620104421. The next prime is 620104447. The reversal of 620104424 is 424401026.

It is a self number, because there is not a number n which added to its sum of digits gives 620104424.

It is not an unprimeable number, because it can be changed into a prime (620104421) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304154 + ... + 306185.

It is an arithmetic number, because the mean of its divisors is an integer number (73240800).

Almost surely, 2^620104424 is an apocalyptic number.

It is an amenable number.

620104424 is a deficient number, since it is larger than the sum of its proper divisors (551748376).

620104424 is a wasteful number, since it uses less digits than its factorization.

620104424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610472 (or 610468 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 620104424 is about 24901.8959920726. The cubic root of 620104424 is about 852.7497679757.

The spelling of 620104424 in words is "six hundred twenty million, one hundred four thousand, four hundred twenty-four".