259794742 has 8 divisors (see below), whose sum is σ = 393267600. Its totient is φ = 128705544.

The previous prime is 259794727. The next prime is 259794763. The reversal of 259794742 is 247497952.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 595642 + ... + 596077.

It is an arithmetic number, because the mean of its divisors is an integer number (49158450).

Almost surely, 2^259794742 is an apocalyptic number.

259794742 is a deficient number, since it is larger than the sum of its proper divisors (133472858).

259794742 is a wasteful number, since it uses less digits than its factorization.

259794742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191830.

The product of its digits is 1270080, while the sum is 49.

The square root of 259794742 is about 16118.1494595378. The cubic root of 259794742 is about 638.0824292498.

The spelling of 259794742 in words is "two hundred fifty-nine million, seven hundred ninety-four thousand, seven hundred forty-two".