263402242 has 8 divisors (see below), whose sum is σ = 395226432. Its totient is φ = 131660100.

The previous prime is 263402201. The next prime is 263402281. The reversal of 263402242 is 242204362.

263402242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11734 + ... + 25777.

It is an arithmetic number, because the mean of its divisors is an integer number (49403304).

Almost surely, 2^263402242 is an apocalyptic number.

263402242 is a deficient number, since it is larger than the sum of its proper divisors (131824190).

263402242 is a wasteful number, since it uses less digits than its factorization.

263402242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41024.

The product of its (nonzero) digits is 4608, while the sum is 25.

The square root of 263402242 is about 16229.6716541032. The cubic root of 263402242 is about 641.0223260437.

It can be divided in two parts, 26340 and 2242, that added together give a palindrome (28582).

The spelling of 263402242 in words is "two hundred sixty-three million, four hundred two thousand, two hundred forty-two".