289652344 has 16 divisors (see below), whose sum is σ = 560617920. Its totient is φ = 140154240.

The previous prime is 289652333. The next prime is 289652353. The reversal of 289652344 is 443256982.

It is a self number, because there is not a number n which added to its sum of digits gives 289652344.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 583729 + ... + 584224.

It is an arithmetic number, because the mean of its divisors is an integer number (35038620).

Almost surely, 2^289652344 is an apocalyptic number.

It is an amenable number.

289652344 is a deficient number, since it is larger than the sum of its proper divisors (270965576).

289652344 is a wasteful number, since it uses less digits than its factorization.

289652344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1167990 (or 1167986 counting only the distinct ones).

The product of its digits is 414720, while the sum is 43.

The square root of 289652344 is about 17019.1757732271. The cubic root of 289652344 is about 661.6459865188.

The spelling of 289652344 in words is "two hundred eighty-nine million, six hundred fifty-two thousand, three hundred forty-four".