240346263 has 8 divisors (see below), whose sum is σ = 321862000. Its totient is φ = 159530688.

The previous prime is 240346241. The next prime is 240346273. The reversal of 240346263 is 362643042.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 240346263 - 2⁵ = 240346231 is a prime.

It is a super-2 number, since 2×240346263² = 115532652276130338, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 240346263.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240346213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174238 + ... + 175611.

It is an arithmetic number, because the mean of its divisors is an integer number (40232750).

Almost surely, 2^240346263 is an apocalyptic number.

240346263 is a deficient number, since it is larger than the sum of its proper divisors (81515737).

240346263 is a wasteful number, since it uses less digits than its factorization.

240346263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350081.

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 240346263 is about 15503.1049470743. The cubic root of 240346263 is about 621.7452241439.

The spelling of 240346263 in words is "two hundred forty million, three hundred forty-six thousand, two hundred sixty-three".