260426242 has 16 divisors (see below), whose sum is σ = 394087032. Its totient is φ = 129068800.

The previous prime is 260426237. The next prime is 260426249. The reversal of 260426242 is 242624062.

It can be written as a sum of positive squares in 4 ways, for example, as 244015641 + 16410601 = 15621^2 + 4051^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 260426242.

It is not an unprimeable number, because it can be changed into a prime (260426249) 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, 137808 + ... + 139684.

Almost surely, 2^260426242 is an apocalyptic number.

260426242 is a deficient number, since it is larger than the sum of its proper divisors (133660790).

260426242 is a wasteful number, since it uses less digits than its factorization.

260426242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2453.

The product of its (nonzero) digits is 9216, while the sum is 28.

The square root of 260426242 is about 16137.7272873227. The cubic root of 260426242 is about 638.5990204115.

The spelling of 260426242 in words is "two hundred sixty million, four hundred twenty-six thousand, two hundred forty-two".