259241426 has 4 divisors (see below), whose sum is σ = 388862142. Its totient is φ = 129620712.

The previous prime is 259241407. The next prime is 259241429. The reversal of 259241426 is 624142952.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 238548025 + 20693401 = 15445^2 + 4549^2 .

It is a super-2 number, since 2×259241426² = 134412233909026952, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (259241429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64810355 + ... + 64810358.

Almost surely, 2^259241426 is an apocalyptic number.

259241426 is a deficient number, since it is larger than the sum of its proper divisors (129620716).

259241426 is a wasteful number, since it uses less digits than its factorization.

259241426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129620715.

The product of its digits is 34560, while the sum is 35.

The square root of 259241426 is about 16100.9759331539. The cubic root of 259241426 is about 637.6291070565.

The spelling of 259241426 in words is "two hundred fifty-nine million, two hundred forty-one thousand, four hundred twenty-six".