240056856 has 48 divisors (see below), whose sum is σ = 700168560. Its totient is φ = 73863360.

The previous prime is 240056837. The next prime is 240056863. The reversal of 240056856 is 658650042.

240056856 is a `hidden beast` number, since 2 + 40 + 0 + 568 + 56 = 666.

It is a super-3 number, since 3×240056856³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 240056856.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 127300 + ... + 129171.

It is an arithmetic number, because the mean of its divisors is an integer number (14586845).

Almost surely, 2^240056856 is an apocalyptic number.

240056856 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

240056856 is an abundant number, since it is smaller than the sum of its proper divisors (460111704).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

240056856 is a wasteful number, since it uses less digits than its factorization.

240056856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256496 (or 256489 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The square root of 240056856 is about 15493.7682956729. The cubic root of 240056856 is about 621.4955708748.

The spelling of 240056856 in words is "two hundred forty million, fifty-six thousand, eight hundred fifty-six".