240712263 has 32 divisors (see below), whose sum is σ = 390700800. Its totient is φ = 145260000.

The previous prime is 240712249. The next prime is 240712291. The reversal of 240712263 is 362217042.

It is not a de Polignac number, because 240712263 - 2⁴ = 240712247 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240712063) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72933 + ... + 76161.

It is an arithmetic number, because the mean of its divisors is an integer number (12209400).

Almost surely, 2^240712263 is an apocalyptic number.

240712263 is a deficient number, since it is larger than the sum of its proper divisors (149988537).

240712263 is a wasteful number, since it uses less digits than its factorization.

240712263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3500 (or 3494 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 240712263 is about 15514.9045436960. The cubic root of 240712263 is about 622.0606625698.

The spelling of 240712263 in words is "two hundred forty million, seven hundred twelve thousand, two hundred sixty-three".