57684023 has 4 divisors (see below), whose sum is σ = 60192048. Its totient is φ = 55176000.

The previous prime is 57683939. The next prime is 57684037. The reversal of 57684023 is 32048675.

It is a happy number.

57684023 is nontrivially palindromic in base 4.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 57684023 - 2¹⁸ = 57421879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57684623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1253978 + ... + 1254023.

It is an arithmetic number, because the mean of its divisors is an integer number (15048012).

Almost surely, 2^57684023 is an apocalyptic number.

57684023 is a deficient number, since it is larger than the sum of its proper divisors (2508025).

57684023 is a wasteful number, since it uses less digits than its factorization.

57684023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2508024.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 57684023 is about 7594.9998683344. Note that the first 3 decimals coincide. The cubic root of 57684023 is about 386.3834480570.

The spelling of 57684023 in words is "fifty-seven million, six hundred eighty-four thousand, twenty-three".