620567936 has 48 divisors (see below), whose sum is σ = 1259421540. Its totient is φ = 304516608.

The previous prime is 620567921. The next prime is 620567993. The reversal of 620567936 is 639765026.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2306810 + ... + 2307078.

Almost surely, 2^620567936 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 620567936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (629710770).

620567936 is an abundant number, since it is smaller than the sum of its proper divisors (638853604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

620567936 is an frugal number, since it uses more digits than its factorization.

620567936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619 (or 338 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 44.

The square root of 620567936 is about 24911.2010148046. The cubic root of 620567936 is about 852.9621845161.

The spelling of 620567936 in words is "six hundred twenty million, five hundred sixty-seven thousand, nine hundred thirty-six".