56574061 has 2 divisors, whose sum is σ = 56574062. Its totient is φ = 56574060.

The previous prime is 56574059. The next prime is 56574083. The reversal of 56574061 is 16047565.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42172036 + 14402025 = 6494^2 + 3795^2 .

It is a cyclic number.

It is not a de Polignac number, because 56574061 - 2¹ = 56574059 is a prime.

Together with 56574059, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56574361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28287030 + 28287031.

It is an arithmetic number, because the mean of its divisors is an integer number (28287031).

Almost surely, 2^56574061 is an apocalyptic number.

It is an amenable number.

56574061 is a deficient number, since it is larger than the sum of its proper divisors (1).

56574061 is an equidigital number, since it uses as much as digits as its factorization.

56574061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 56574061 is about 7521.5730402623. The cubic root of 56574061 is about 383.8891032669.

The spelling of 56574061 in words is "fifty-six million, five hundred seventy-four thousand, sixty-one".