669270575 has 12 divisors (see below), whose sum is σ = 830234808. Its totient is φ = 535197600.

The previous prime is 669270521. The next prime is 669270587. The reversal of 669270575 is 575072966.

669270575 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 669270575 - 2¹⁴ = 669254191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88649 + ... + 95901.

It is an arithmetic number, because the mean of its divisors is an integer number (69186234).

Almost surely, 2^669270575 is an apocalyptic number.

669270575 is a deficient number, since it is larger than the sum of its proper divisors (160964233).

669270575 is a wasteful number, since it uses less digits than its factorization.

669270575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10954 (or 10949 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 47.

The square root of 669270575 is about 25870.2643009305. The cubic root of 669270575 is about 874.7163488743.

The spelling of 669270575 in words is "six hundred sixty-nine million, two hundred seventy thousand, five hundred seventy-five".