240056553 has 8 divisors (see below), whose sum is σ = 349173216. Its totient is φ = 145488800.

The previous prime is 240056549. The next prime is 240056561. The reversal of 240056553 is 355650042.

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 240056553 - 2² = 240056549 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 240056553.

It is not an unprimeable number, because it can be changed into a prime (240056563) 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 7 ways as a sum of consecutive naturals, for example, 3637188 + ... + 3637253.

It is an arithmetic number, because the mean of its divisors is an integer number (43646652).

Almost surely, 2^240056553 is an apocalyptic number.

It is an amenable number.

240056553 is a deficient number, since it is larger than the sum of its proper divisors (109116663).

240056553 is a wasteful number, since it uses less digits than its factorization.

240056553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7274455.

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 240056553 is about 15493.7585175451. The cubic root of 240056553 is about 621.4953093906.

The spelling of 240056553 in words is "two hundred forty million, fifty-six thousand, five hundred fifty-three".