259202542 has 16 divisors (see below), whose sum is σ = 402643872. Its totient is φ = 125068320.

The previous prime is 259202521. The next prime is 259202569. The reversal of 259202542 is 245202952.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13578 + ... + 26509.

It is an arithmetic number, because the mean of its divisors is an integer number (25165242).

Almost surely, 2^259202542 is an apocalyptic number.

259202542 is a deficient number, since it is larger than the sum of its proper divisors (143441330).

259202542 is a wasteful number, since it uses less digits than its factorization.

259202542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40203.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 259202542 is about 16099.7683834271. The cubic root of 259202542 is about 637.5972258223.

The spelling of 259202542 in words is "two hundred fifty-nine million, two hundred two thousand, five hundred forty-two".