620337488 has 10 divisors (see below), whose sum is σ = 1201903914. Its totient is φ = 310168736.

The previous prime is 620337427. The next prime is 620337527. The reversal of 620337488 is 884733026.

It can be written as a sum of positive squares in only one way, i.e., 318551104 + 301786384 = 17848^2 + 17372^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19385531 + ... + 19385562.

Almost surely, 2^620337488 is an apocalyptic number.

It is an amenable number.

620337488 is a deficient number, since it is larger than the sum of its proper divisors (581566426).

620337488 is a wasteful number, since it uses less digits than its factorization.

620337488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38771101 (or 38771095 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 41.

The square root of 620337488 is about 24906.5751961204. The cubic root of 620337488 is about 852.8565888972.

The spelling of 620337488 in words is "six hundred twenty million, three hundred thirty-seven thousand, four hundred eighty-eight".