56453659 has 4 divisors (see below), whose sum is σ = 56898304. Its totient is φ = 56009016.

The previous prime is 56453629. The next prime is 56453669. The reversal of 56453659 is 95635465.

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 56453659 - 2⁷ = 56453531 is a prime.

It is a super-2 number, since 2×56453659² = 6374031228976562, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56453629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222132 + ... + 222385.

It is an arithmetic number, because the mean of its divisors is an integer number (14224576).

Almost surely, 2^56453659 is an apocalyptic number.

56453659 is a deficient number, since it is larger than the sum of its proper divisors (444645).

56453659 is a wasteful number, since it uses less digits than its factorization.

56453659 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444644.

The product of its digits is 486000, while the sum is 43.

The square root of 56453659 is about 7513.5649993861. The cubic root of 56453659 is about 383.6165764628.

The spelling of 56453659 in words is "fifty-six million, four hundred fifty-three thousand, six hundred fifty-nine".