620315794 has 12 divisors (see below), whose sum is σ = 1082387934. Its totient is φ = 265849584.

The previous prime is 620315789. The next prime is 620315803. The reversal of 620315794 is 497513026.

It can be written as a sum of positive squares in only one way, i.e., 580183569 + 40132225 = 24087^2 + 6335^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3164779 + ... + 3164974.

Almost surely, 2^620315794 is an apocalyptic number.

620315794 is a deficient number, since it is larger than the sum of its proper divisors (462072140).

620315794 is a wasteful number, since it uses less digits than its factorization.

620315794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6329769 (or 6329762 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 620315794 is about 24906.1396848247. The cubic root of 620315794 is about 852.8466469506.

The spelling of 620315794 in words is "six hundred twenty million, three hundred fifteen thousand, seven hundred ninety-four".