240256051 has 8 divisors (see below), whose sum is σ = 275475200. Its totient is φ = 205261128.

The previous prime is 240256043. The next prime is 240256061. The reversal of 240256051 is 150652042.

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 240256051 - 2³ = 240256043 is a prime.

It is a super-2 number, since 2×240256051² = 115445940084229202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (240256021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53751 + ... + 58048.

It is an arithmetic number, because the mean of its divisors is an integer number (34434400).

Almost surely, 2^240256051 is an apocalyptic number.

240256051 is a deficient number, since it is larger than the sum of its proper divisors (35219149).

240256051 is a wasteful number, since it uses less digits than its factorization.

240256051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112113.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 240256051 is about 15500.1951923194. The cubic root of 240256051 is about 621.6674254180.

The spelling of 240256051 in words is "two hundred forty million, two hundred fifty-six thousand, fifty-one".