57006413 has 2 divisors, whose sum is σ = 57006414. Its totient is φ = 57006412.

The previous prime is 57006409. The next prime is 57006419. The reversal of 57006413 is 31460075.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54140164 + 2866249 = 7358^2 + 1693^2 .

It is a cyclic number.

It is not a de Polignac number, because 57006413 - 2² = 57006409 is a prime.

It is a super-2 number, since 2×57006413² = 6499462246253138, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57006419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28503206 + 28503207.

It is an arithmetic number, because the mean of its divisors is an integer number (28503207).

Almost surely, 2^57006413 is an apocalyptic number.

It is an amenable number.

57006413 is a deficient number, since it is larger than the sum of its proper divisors (1).

57006413 is an equidigital number, since it uses as much as digits as its factorization.

57006413 is an odious number, because the sum of its binary digits is odd.

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

The square root of 57006413 is about 7550.2591346258. The cubic root of 57006413 is about 384.8645455910.

Adding to 57006413 its reverse (31460075), we get a palindrome (88466488).

The spelling of 57006413 in words is "fifty-seven million, six thousand, four hundred thirteen".