620547336 has 96 divisors (see below), whose sum is σ = 1794873600. Its totient is φ = 193253760.

The previous prime is 620547329. The next prime is 620547407. The reversal of 620547336 is 633745026.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 620547336.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 59935 + ... + 69521.

It is an arithmetic number, because the mean of its divisors is an integer number (18696600).

Almost surely, 2^620547336 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 620547336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (897436800).

620547336 is an abundant number, since it is smaller than the sum of its proper divisors (1174326264).

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

620547336 is a wasteful number, since it uses less digits than its factorization.

620547336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9659 (or 9652 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 36.

The square root of 620547336 is about 24910.7875427494. The cubic root of 620547336 is about 852.9527462717.

The spelling of 620547336 in words is "six hundred twenty million, five hundred forty-seven thousand, three hundred thirty-six".