669829224 has 32 divisors (see below), whose sum is σ = 1683000000. Its totient is φ = 222152832.

The previous prime is 669829213. The next prime is 669829243. The reversal of 669829224 is 422928966.

It is a happy number.

669829224 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65349 + ... + 74900.

It is an arithmetic number, because the mean of its divisors is an integer number (52593750).

Almost surely, 2^669829224 is an apocalyptic number.

It is an amenable number.

669829224 is an abundant number, since it is smaller than the sum of its proper divisors (1013170776).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

669829224 is a wasteful number, since it uses less digits than its factorization.

669829224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140457 (or 140453 counting only the distinct ones).

The product of its digits is 746496, while the sum is 48.

The square root of 669829224 is about 25881.0591746165. The cubic root of 669829224 is about 874.9596602899.

The spelling of 669829224 in words is "six hundred sixty-nine million, eight hundred twenty-nine thousand, two hundred twenty-four".