259344940 has 24 divisors (see below), whose sum is σ = 552755952. Its totient is φ = 102189120.

The previous prime is 259344937. The next prime is 259344947. The reversal of 259344940 is 49443952.

It is a junction number, because it is equal to n+sod(n) for n = 259344893 and 259344902.

It is not an unprimeable number, because it can be changed into a prime (259344947) 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, 95431 + ... + 98110.

It is an arithmetic number, because the mean of its divisors is an integer number (23031498).

Almost surely, 2^259344940 is an apocalyptic number.

259344940 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

259344940 is an abundant number, since it is smaller than the sum of its proper divisors (293411012).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

259344940 is a wasteful number, since it uses less digits than its factorization.

259344940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193617 (or 193615 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 259344940 is about 16104.1901379734. The cubic root of 259344940 is about 637.7139632944.

The spelling of 259344940 in words is "two hundred fifty-nine million, three hundred forty-four thousand, nine hundred forty".