57075146 has 4 divisors (see below), whose sum is σ = 85612722. Its totient is φ = 28537572.

The previous prime is 57075143. The next prime is 57075149. The reversal of 57075146 is 64157075.

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

It is an interprime number because it is at equal distance from previous prime (57075143) and next prime (57075149).

It can be written as a sum of positive squares in only one way, i.e., 56085121 + 990025 = 7489^2 + 995^2 .

It is not an unprimeable number, because it can be changed into a prime (57075143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14268785 + ... + 14268788.

Almost surely, 2^57075146 is an apocalyptic number.

57075146 is a deficient number, since it is larger than the sum of its proper divisors (28537576).

57075146 is a wasteful number, since it uses less digits than its factorization.

57075146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28537575.

The product of its (nonzero) digits is 29400, while the sum is 35.

The square root of 57075146 is about 7554.8094615285. The cubic root of 57075146 is about 385.0191613559.

The spelling of 57075146 in words is "fifty-seven million, seventy-five thousand, one hundred forty-six".