620682044 has 24 divisors (see below), whose sum is σ = 1148179200. Its totient is φ = 292768560.

The previous prime is 620682011. The next prime is 620682059. The reversal of 620682044 is 440286026.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 620682044.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1079 + ... + 35249.

It is an arithmetic number, because the mean of its divisors is an integer number (47840800).

Almost surely, 2^620682044 is an apocalyptic number.

It is an amenable number.

620682044 is a deficient number, since it is larger than the sum of its proper divisors (527497156).

620682044 is a wasteful number, since it uses less digits than its factorization.

620682044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34433 (or 34431 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 620682044 is about 24913.4912045663. The cubic root of 620682044 is about 853.0144612765.

The spelling of 620682044 in words is "six hundred twenty million, six hundred eighty-two thousand, forty-four".