240086233 has 8 divisors (see below), whose sum is σ = 242109000. Its totient is φ = 238069248.

The previous prime is 240086159. The next prime is 240086239. The reversal of 240086233 is 332680042.

It can be written as a sum of positive squares in 4 ways, for example, as 2679769 + 237406464 = 1637^2 + 15408^2 .

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 240086233 - 2⁹ = 240085721 is a prime.

It is a super-2 number, since 2×240086233² = 115282798552260578, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (240086239) 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, 126153 + ... + 128041.

It is an arithmetic number, because the mean of its divisors is an integer number (30263625).

Almost surely, 2^240086233 is an apocalyptic number.

It is an amenable number.

240086233 is a deficient number, since it is larger than the sum of its proper divisors (2022767).

240086233 is a wasteful number, since it uses less digits than its factorization.

240086233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2891.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 240086233 is about 15494.7162929819. The cubic root of 240086233 is about 621.5209217174.

The spelling of 240086233 in words is "two hundred forty million, eighty-six thousand, two hundred thirty-three".