620074408 has 16 divisors (see below), whose sum is σ = 1176648480. Its totient is φ = 306301488.

The previous prime is 620074393. The next prime is 620074409. The reversal of 620074408 is 804470026.

620074408 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 620074408.

It is not an unprimeable number, because it can be changed into a prime (620074409) 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, 466260 + ... + 467587.

It is an arithmetic number, because the mean of its divisors is an integer number (73540530).

Almost surely, 2^620074408 is an apocalyptic number.

It is an amenable number.

620074408 is a deficient number, since it is larger than the sum of its proper divisors (556574072).

620074408 is a wasteful number, since it uses less digits than its factorization.

620074408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933936 (or 933932 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 620074408 is about 24901.2932997465. The cubic root of 620074408 is about 852.7360087071.

It can be divided in two parts, 6200 and 74408, that added together give a palindrome (80608).

The spelling of 620074408 in words is "six hundred twenty million, seventy-four thousand, four hundred eight".