684016053 has 16 divisors (see below), whose sum is σ = 1043621376. Its totient is φ = 390374640.

The previous prime is 684016033. The next prime is 684016117. The reversal of 684016053 is 350610486.

It is not a de Polignac number, because 684016053 - 2²⁶ = 616907189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (684016033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3051 + ... + 37112.

It is an arithmetic number, because the mean of its divisors is an integer number (65226336).

Almost surely, 2^684016053 is an apocalyptic number.

It is an amenable number.

684016053 is a deficient number, since it is larger than the sum of its proper divisors (359605323).

684016053 is a wasteful number, since it uses less digits than its factorization.

684016053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40984.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 684016053 is about 26153.7005603414. The cubic root of 684016053 is about 881.0937042668.

The spelling of 684016053 in words is "six hundred eighty-four million, sixteen thousand, fifty-three".