620435088 has 240 divisors, whose sum is σ = 2161111680. Its totient is φ = 161796096.

The previous prime is 620435071. The next prime is 620435093. The reversal of 620435088 is 880534026.

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

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1480543 + ... + 1480961.

It is an arithmetic number, because the mean of its divisors is an integer number (9004632).

Almost surely, 2^620435088 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 620435088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1080555840).

620435088 is an abundant number, since it is smaller than the sum of its proper divisors (1540676592).

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

620435088 is a wasteful number, since it uses less digits than its factorization.

620435088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 566 (or 557 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 620435088 is about 24908.5344410304. The cubic root of 620435088 is about 852.9013142494.

The spelling of 620435088 in words is "six hundred twenty million, four hundred thirty-five thousand, eighty-eight".