659474023 has 16 divisors (see below), whose sum is σ = 718008480. Its totient is φ = 602090496.

The previous prime is 659473987. The next prime is 659474027. The reversal of 659474023 is 320474956.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 659474023 - 2²⁹ = 122603111 is a prime.

It is a Duffinian number.

It is a congruent number.

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

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 674511 + ... + 675487.

It is an arithmetic number, because the mean of its divisors is an integer number (44875530).

Almost surely, 2^659474023 is an apocalyptic number.

659474023 is a deficient number, since it is larger than the sum of its proper divisors (58534457).

659474023 is a wasteful number, since it uses less digits than its factorization.

659474023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1506.

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 659474023 is about 25680.2263035200. The cubic root of 659474023 is about 870.4274215454.

The spelling of 659474023 in words is "six hundred fifty-nine million, four hundred seventy-four thousand, twenty-three".