260772172 has 6 divisors (see below), whose sum is σ = 456351308. Its totient is φ = 130386084.

The previous prime is 260772151. The next prime is 260772173. The reversal of 260772172 is 271277062.

It is not an unprimeable number, because it can be changed into a prime (260772173) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32596518 + ... + 32596525.

Almost surely, 2^260772172 is an apocalyptic number.

It is an amenable number.

260772172 is a deficient number, since it is larger than the sum of its proper divisors (195579136).

260772172 is a wasteful number, since it uses less digits than its factorization.

260772172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65193047 (or 65193045 counting only the distinct ones).

The product of its (nonzero) digits is 16464, while the sum is 34.

The square root of 260772172 is about 16148.4417824136. The cubic root of 260772172 is about 638.8816504261.

The spelling of 260772172 in words is "two hundred sixty million, seven hundred seventy-two thousand, one hundred seventy-two".