625433616 has 80 divisors (see below), whose sum is σ = 1815508800. Its totient is φ = 206122752.

The previous prime is 625433569. The next prime is 625433617. The reversal of 625433616 is 616334526.

625433616 is a `hidden beast` number, since 6 + 2 + 5 + 4 + 33 + 616 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (625433617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30315 + ... + 46581.

It is an arithmetic number, because the mean of its divisors is an integer number (22693860).

Almost surely, 2^625433616 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 625433616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (907754400).

625433616 is an abundant number, since it is smaller than the sum of its proper divisors (1190075184).

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

625433616 is a wasteful number, since it uses less digits than its factorization.

625433616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16373 (or 16361 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 625433616 is about 25008.6708163389. The cubic root of 625433616 is about 855.1856537441.

The spelling of 625433616 in words is "six hundred twenty-five million, four hundred thirty-three thousand, six hundred sixteen".