260363949 has 4 divisors (see below), whose sum is σ = 347151936. Its totient is φ = 173575964.

The previous prime is 260363923. The next prime is 260363969. The reversal of 260363949 is 949363062.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 260363949 - 2¹⁹ = 259839661 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 260363949.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260363969) 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, 43393989 + ... + 43393994.

It is an arithmetic number, because the mean of its divisors is an integer number (86787984).

Almost surely, 2^260363949 is an apocalyptic number.

It is an amenable number.

260363949 is a deficient number, since it is larger than the sum of its proper divisors (86787987).

260363949 is an equidigital number, since it uses as much as digits as its factorization.

260363949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86787986.

The product of its (nonzero) digits is 209952, while the sum is 42.

The square root of 260363949 is about 16135.7971293643. The cubic root of 260363949 is about 638.5480995050.

The spelling of 260363949 in words is "two hundred sixty million, three hundred sixty-three thousand, nine hundred forty-nine".