684152484 has 12 divisors (see below), whose sum is σ = 1596355824. Its totient is φ = 228050824.

The previous prime is 684152473. The next prime is 684152501. The reversal of 684152484 is 484251486.

It is a tau number, because it is divible by the number of its divisors (12).

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, 28506342 + ... + 28506365.

It is an arithmetic number, because the mean of its divisors is an integer number (133029652).

Almost surely, 2^684152484 is an apocalyptic number.

It is an amenable number.

684152484 is an abundant number, since it is smaller than the sum of its proper divisors (912203340).

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

684152484 is a wasteful number, since it uses less digits than its factorization.

684152484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57012714 (or 57012712 counting only the distinct ones).

The product of its digits is 245760, while the sum is 42.

The square root of 684152484 is about 26156.3086845220. The cubic root of 684152484 is about 881.1522801357.

The spelling of 684152484 in words is "six hundred eighty-four million, one hundred fifty-two thousand, four hundred eighty-four".