259940283 has 4 divisors (see below), whose sum is σ = 346587048. Its totient is φ = 173293520.

The previous prime is 259940279. The next prime is 259940297. The reversal of 259940283 is 382049952.

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

It is a cyclic number.

It is not a de Polignac number, because 259940283 - 2² = 259940279 is a prime.

It is a super-2 number, since 2×259940283² = 135137901452240178, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (259940383) 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, 43323378 + ... + 43323383.

It is an arithmetic number, because the mean of its divisors is an integer number (86646762).

Almost surely, 2^259940283 is an apocalyptic number.

259940283 is a deficient number, since it is larger than the sum of its proper divisors (86646765).

259940283 is an equidigital number, since it uses as much as digits as its factorization.

259940283 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86646764.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 259940283 is about 16122.6636446959. The cubic root of 259940283 is about 638.2015615279.

The spelling of 259940283 in words is "two hundred fifty-nine million, nine hundred forty thousand, two hundred eighty-three".