684752484 has 24 divisors (see below), whose sum is σ = 1720660480. Its totient is φ = 210693024.

The previous prime is 684752479. The next prime is 684752501. The reversal of 684752484 is 484257486.

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, 2194564 + ... + 2194875.

Almost surely, 2^684752484 is an apocalyptic number.

It is an amenable number.

684752484 is an abundant number, since it is smaller than the sum of its proper divisors (1035907996).

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

684752484 is a wasteful number, since it uses less digits than its factorization.

684752484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4389459 (or 4389457 counting only the distinct ones).

The product of its digits is 1720320, while the sum is 48.

The square root of 684752484 is about 26167.7756792586. The cubic root of 684752484 is about 881.4097943118.

The spelling of 684752484 in words is "six hundred eighty-four million, seven hundred fifty-two thousand, four hundred eighty-four".