57141504 has 144 divisors (see below), whose sum is σ = 193280640. Its totient is φ = 16312320.

The previous prime is 57141503. The next prime is 57141517. The reversal of 57141504 is 40514175.

It is a happy number.

57141504 is a `hidden beast` number, since 571 + 41 + 50 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (57141503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47794 + ... + 48974.

Almost surely, 2^57141504 is an apocalyptic number.

57141504 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 57141504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (96640320).

57141504 is an abundant number, since it is smaller than the sum of its proper divisors (136139136).

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

57141504 is a wasteful number, since it uses less digits than its factorization.

57141504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1213 (or 1193 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 57141504 is about 7559.1999576675. The cubic root of 57141504 is about 385.1683168009.

Adding to 57141504 its reverse (40514175), we get a palindrome (97655679).

The spelling of 57141504 in words is "fifty-seven million, one hundred forty-one thousand, five hundred four".