625428096 has 128 divisors (see below), whose sum is σ = 1773576000. Its totient is φ = 194592768.

The previous prime is 625428091. The next prime is 625428127. The reversal of 625428096 is 690824526.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (625428091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 972351 + ... + 972993.

Almost surely, 2^625428096 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 625428096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (886788000).

625428096 is an abundant number, since it is smaller than the sum of its proper divisors (1148147904).

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

625428096 is a wasteful number, since it uses less digits than its factorization.

625428096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826 (or 814 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 42.

The square root of 625428096 is about 25008.5604543724. The cubic root of 625428096 is about 855.1831378157.

The spelling of 625428096 in words is "six hundred twenty-five million, four hundred twenty-eight thousand, ninety-six".