620362050 has 144 divisors (see below), whose sum is σ = 1952633952. Its totient is φ = 128889600.

The previous prime is 620362031. The next prime is 620362051. The reversal of 620362050 is 50263026.

It is a self number, because there is not a number n which added to its sum of digits gives 620362050.

It is not an unprimeable number, because it can be changed into a prime (620362051) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 77014 + ... + 84686.

It is an arithmetic number, because the mean of its divisors is an integer number (13559958).

Almost surely, 2^620362050 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 620362050, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (976316976).

620362050 is an abundant number, since it is smaller than the sum of its proper divisors (1332271902).

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

620362050 is a wasteful number, since it uses less digits than its factorization.

620362050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7713 (or 7701 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 620362050 is about 24907.0682738856. The cubic root of 620362050 is about 852.8678449137.

The spelling of 620362050 in words is "six hundred twenty million, three hundred sixty-two thousand, fifty".