56801267 has 4 divisors (see below), whose sum is σ = 60142536. Its totient is φ = 53460000.

The previous prime is 56801243. The next prime is 56801281. The reversal of 56801267 is 76210865.

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

It is a cyclic number.

It is not a de Polignac number, because 56801267 - 2¹⁰ = 56800243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56801287) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1670609 + ... + 1670642.

It is an arithmetic number, because the mean of its divisors is an integer number (15035634).

Almost surely, 2^56801267 is an apocalyptic number.

56801267 is a deficient number, since it is larger than the sum of its proper divisors (3341269).

56801267 is a wasteful number, since it uses less digits than its factorization.

56801267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3341268.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 56801267 is about 7536.6615288203. The cubic root of 56801267 is about 384.4023267152.

The spelling of 56801267 in words is "fifty-six million, eight hundred one thousand, two hundred sixty-seven".