259199494 has 16 divisors (see below), whose sum is σ = 406846080. Its totient is φ = 123698880.

The previous prime is 259199471. The next prime is 259199519. The reversal of 259199494 is 494991952.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24109 + ... + 33160.

It is an arithmetic number, because the mean of its divisors is an integer number (25427880).

Almost surely, 2^259199494 is an apocalyptic number.

259199494 is a deficient number, since it is larger than the sum of its proper divisors (147646586).

259199494 is a wasteful number, since it uses less digits than its factorization.

259199494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57375.

The product of its digits is 1049760, while the sum is 52.

The square root of 259199494 is about 16099.6737234020. The cubic root of 259199494 is about 637.5947266133.

The spelling of 259199494 in words is "two hundred fifty-nine million, one hundred ninety-nine thousand, four hundred ninety-four".