669276562 has 4 divisors (see below), whose sum is σ = 1003914846. Its totient is φ = 334638280.

The previous prime is 669276551. The next prime is 669276583. The reversal of 669276562 is 265672966.

669276562 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 650709081 + 18567481 = 25509^2 + 4309^2 .

It is a super-2 number, since 2×669276562² = 895862232885079688, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167319139 + ... + 167319142.

Almost surely, 2^669276562 is an apocalyptic number.

669276562 is a deficient number, since it is larger than the sum of its proper divisors (334638284).

669276562 is a wasteful number, since it uses less digits than its factorization.

669276562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334638283.

The product of its digits is 1632960, while the sum is 49.

The square root of 669276562 is about 25870.3800126709. The cubic root of 669276562 is about 874.7189571424.

The spelling of 669276562 in words is "six hundred sixty-nine million, two hundred seventy-six thousand, five hundred sixty-two".