259442023 has 8 divisors (see below), whose sum is σ = 267027840. Its totient is φ = 251965560.

The previous prime is 259441997. The next prime is 259442059. The reversal of 259442023 is 320244952.

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

It is not a de Polignac number, because 259442023 - 2²⁵ = 225887591 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (259442123) 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, 22513 + ... + 32026.

It is an arithmetic number, because the mean of its divisors is an integer number (33378480).

Almost surely, 2^259442023 is an apocalyptic number.

259442023 is a deficient number, since it is larger than the sum of its proper divisors (7585817).

259442023 is an equidigital number, since it uses as much as digits as its factorization.

259442023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54677.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 259442023 is about 16107.2040714706. The cubic root of 259442023 is about 637.7935271641.

Adding to 259442023 its reverse (320244952), we get a palindrome (579686975).

The spelling of 259442023 in words is "two hundred fifty-nine million, four hundred forty-two thousand, twenty-three".