260204939 has 4 divisors (see below), whose sum is σ = 263128680. Its totient is φ = 257281200.

The previous prime is 260204921. The next prime is 260204947. The reversal of 260204939 is 939402062.

260204939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-260204939 is a prime.

It is a super-2 number, since 2×260204939² = 135413220559987442, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 260204899 and 260204908.

It is not an unprimeable number, because it can be changed into a prime (260204969) 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, 1461737 + ... + 1461914.

It is an arithmetic number, because the mean of its divisors is an integer number (65782170).

Almost surely, 2^260204939 is an apocalyptic number.

260204939 is a deficient number, since it is larger than the sum of its proper divisors (2923741).

260204939 is an equidigital number, since it uses as much as digits as its factorization.

260204939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2923740.

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 260204939 is about 16130.8691334348. The cubic root of 260204939 is about 638.4180812354.

The spelling of 260204939 in words is "two hundred sixty million, two hundred four thousand, nine hundred thirty-nine".