56569754 has 4 divisors (see below), whose sum is σ = 84854634. Its totient is φ = 28284876.

The previous prime is 56569703. The next prime is 56569813. The reversal of 56569754 is 45796565.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 55905529 + 664225 = 7477^2 + 815^2 .

It is a junction number, because it is equal to n+sod(n) for n = 56569699 and 56569708.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 14142437 + ... + 14142440.

Almost surely, 2^56569754 is an apocalyptic number.

56569754 is a deficient number, since it is larger than the sum of its proper divisors (28284880).

56569754 is a wasteful number, since it uses less digits than its factorization.

56569754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28284879.

The product of its digits is 1134000, while the sum is 47.

The square root of 56569754 is about 7521.2867250225. The cubic root of 56569754 is about 383.8793611560.

The spelling of 56569754 in words is "fifty-six million, five hundred sixty-nine thousand, seven hundred fifty-four".