57340072 has 8 divisors (see below), whose sum is σ = 107512650. Its totient is φ = 28670032.

The previous prime is 57340057. The next prime is 57340093. The reversal of 57340072 is 27004375.

57340072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 47692836 + 9647236 = 6906^2 + 3106^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 57340072.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3583747 + ... + 3583762.

Almost surely, 2^57340072 is an apocalyptic number.

It is an amenable number.

57340072 is a deficient number, since it is larger than the sum of its proper divisors (50172578).

57340072 is a wasteful number, since it uses less digits than its factorization.

57340072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7167515 (or 7167511 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 28.

The square root of 57340072 is about 7572.3227612140. The cubic root of 57340072 is about 385.6139571574.

The spelling of 57340072 in words is "fifty-seven million, three hundred forty thousand, seventy-two".