659474025 has 48 divisors (see below), whose sum is σ = 1249920000. Its totient is φ = 300548160.

The previous prime is 659473987. The next prime is 659474027. The reversal of 659474025 is 520474956.

It is not a de Polignac number, because 659474025 - 2⁶ = 659473961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (659474027) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 186726 + ... + 190224.

It is an arithmetic number, because the mean of its divisors is an integer number (26040000).

Almost surely, 2^659474025 is an apocalyptic number.

It is an amenable number.

659474025 is a deficient number, since it is larger than the sum of its proper divisors (590445975).

659474025 is a wasteful number, since it uses less digits than its factorization.

659474025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3878 (or 3873 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The square root of 659474025 is about 25680.2263424605. The cubic root of 659474025 is about 870.4274224253.

The spelling of 659474025 in words is "six hundred fifty-nine million, four hundred seventy-four thousand, twenty-five".