654169332 has 24 divisors (see below), whose sum is σ = 1526851872. Its totient is φ = 217991200.

The previous prime is 654169319. The next prime is 654169343. The reversal of 654169332 is 233961456.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50482 + ... + 62102.

It is an arithmetic number, because the mean of its divisors is an integer number (63618828).

Almost surely, 2^654169332 is an apocalyptic number.

It is an amenable number.

654169332 is an abundant number, since it is smaller than the sum of its proper divisors (872682540).

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

654169332 is a wasteful number, since it uses less digits than its factorization.

654169332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16319 (or 16317 counting only the distinct ones).

The product of its digits is 116640, while the sum is 39.

The square root of 654169332 is about 25576.7341934032. The cubic root of 654169332 is about 868.0872816023.

The spelling of 654169332 in words is "six hundred fifty-four million, one hundred sixty-nine thousand, three hundred thirty-two".