620039344 has 10 divisors (see below), whose sum is σ = 1201326260. Its totient is φ = 310019664.

The previous prime is 620039341. The next prime is 620039347. The reversal of 620039344 is 443930026.

It is an interprime number because it is at equal distance from previous prime (620039341) and next prime (620039347).

It is not an unprimeable number, because it can be changed into a prime (620039341) by changing a digit.

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 as a sum of consecutive naturals, namely, 19376214 + ... + 19376245.

It is an arithmetic number, because the mean of its divisors is an integer number (120132626).

Almost surely, 2^620039344 is an apocalyptic number.

It is an amenable number.

620039344 is a deficient number, since it is larger than the sum of its proper divisors (581286916).

620039344 is a wasteful number, since it uses less digits than its factorization.

620039344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38752467 (or 38752461 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 31.

The square root of 620039344 is about 24900.5892299761. The cubic root of 620039344 is about 852.7199348840.

The spelling of 620039344 in words is "six hundred twenty million, thirty-nine thousand, three hundred forty-four".