259242406 has 8 divisors (see below), whose sum is σ = 390608064. Its totient is φ = 129039720.

The previous prime is 259242383. The next prime is 259242409. The reversal of 259242406 is 604242952.

259242406 is digitally balanced in base 3, 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 a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259242409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290185 + ... + 291076.

It is an arithmetic number, because the mean of its divisors is an integer number (48826008).

Almost surely, 2^259242406 is an apocalyptic number.

259242406 is a deficient number, since it is larger than the sum of its proper divisors (131365658).

259242406 is a wasteful number, since it uses less digits than its factorization.

259242406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581486.

The product of its (nonzero) digits is 34560, while the sum is 34.

The square root of 259242406 is about 16101.0063660630. The cubic root of 259242406 is about 637.6299105235.

The spelling of 259242406 in words is "two hundred fifty-nine million, two hundred forty-two thousand, four hundred six".