620286938 has 8 divisors (see below), whose sum is σ = 944317632. Its totient is φ = 305514396.

The previous prime is 620286929. The next prime is 620286941. The reversal of 620286938 is 839682026.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 2314370 + ... + 2314637.

It is an arithmetic number, because the mean of its divisors is an integer number (118039704).

Almost surely, 2^620286938 is an apocalyptic number.

620286938 is a deficient number, since it is larger than the sum of its proper divisors (324030694).

620286938 is a wasteful number, since it uses less digits than its factorization.

620286938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4629076.

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 620286938 is about 24905.5603831755. The cubic root of 620286938 is about 852.8334224367.

The spelling of 620286938 in words is "six hundred twenty million, two hundred eighty-six thousand, nine hundred thirty-eight".