57136004 has 6 divisors (see below), whose sum is σ = 99988014. Its totient is φ = 28568000.

The previous prime is 57135989. The next prime is 57136019. The reversal of 57136004 is 40063175.

It is an interprime number because it is at equal distance from previous prime (57135989) and next prime (57136019).

It can be written as a sum of positive squares in only one way, i.e., 35976004 + 21160000 = 5998^2 + 4600^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7141997 + ... + 7142004.

It is an arithmetic number, because the mean of its divisors is an integer number (16664669).

Almost surely, 2^57136004 is an apocalyptic number.

It is an amenable number.

57136004 is a deficient number, since it is larger than the sum of its proper divisors (42852010).

57136004 is a wasteful number, since it uses less digits than its factorization.

57136004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14284005 (or 14284003 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 57136004 is about 7558.8361538004. The cubic root of 57136004 is about 385.1559586283.

Adding to 57136004 its reverse (40063175), we get a palindrome (97199179).

The spelling of 57136004 in words is "fifty-seven million, one hundred thirty-six thousand, four".