669276575 has 12 divisors (see below), whose sum is σ = 905349048. Its totient is φ = 486746400.

The previous prime is 669276551. The next prime is 669276583. The reversal of 669276575 is 575672966.

It is not a de Polignac number, because 669276575 - 2¹⁸ = 669014431 is a prime.

It is a super-2 number, since 2×669276575² = 895862267687461250, which contains 22 as substring.

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, 1216592 + ... + 1217141.

It is an arithmetic number, because the mean of its divisors is an integer number (75445754).

Almost surely, 2^669276575 is an apocalyptic number.

669276575 is a deficient number, since it is larger than the sum of its proper divisors (236072473).

669276575 is a wasteful number, since it uses less digits than its factorization.

669276575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2433754 (or 2433749 counting only the distinct ones).

The product of its digits is 4762800, while the sum is 53.

The square root of 669276575 is about 25870.3802639235. The cubic root of 669276575 is about 874.7189628059.

The spelling of 669276575 in words is "six hundred sixty-nine million, two hundred seventy-six thousand, five hundred seventy-five".