242956263 has 12 divisors (see below), whose sum is σ = 356068664. Its totient is φ = 147246000.

The previous prime is 242956261. The next prime is 242956267. The reversal of 242956263 is 362659242.

It is not a de Polignac number, because 242956263 - 2¹ = 242956261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242956261) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 334288 + ... + 335013.

Almost surely, 2^242956263 is an apocalyptic number.

242956263 is a deficient number, since it is larger than the sum of its proper divisors (113112401).

242956263 is a wasteful number, since it uses less digits than its factorization.

242956263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669326 (or 669315 counting only the distinct ones).

The product of its digits is 155520, while the sum is 39.

The square root of 242956263 is about 15587.0543400605. The cubic root of 242956263 is about 623.9877057284.

The spelling of 242956263 in words is "two hundred forty-two million, nine hundred fifty-six thousand, two hundred sixty-three".