56554243 has 8 divisors (see below), whose sum is σ = 57576960. Its totient is φ = 55540800.

The previous prime is 56554237. The next prime is 56554247. The reversal of 56554243 is 34245565.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56554243 - 2¹³ = 56546051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56554199 and 56554208.

It is not an unprimeable number, because it can be changed into a prime (56554247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10623 + ... + 15031.

It is an arithmetic number, because the mean of its divisors is an integer number (7197120).

Almost surely, 2^56554243 is an apocalyptic number.

56554243 is a deficient number, since it is larger than the sum of its proper divisors (1022717).

56554243 is a wasteful number, since it uses less digits than its factorization.

56554243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4637.

The product of its digits is 72000, while the sum is 34.

The square root of 56554243 is about 7520.2555142761. The cubic root of 56554243 is about 383.8442723400.

The spelling of 56554243 in words is "fifty-six million, five hundred fifty-four thousand, two hundred forty-three".