260168072 has 8 divisors (see below), whose sum is σ = 487815150. Its totient is φ = 130084032.

The previous prime is 260168063. The next prime is 260168081. The reversal of 260168072 is 270861062.

It is an interprime number because it is at equal distance from previous prime (260168063) and next prime (260168081).

It can be written as a sum of positive squares in only one way, i.e., 256192036 + 3976036 = 16006^2 + 1994^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

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, 16260497 + ... + 16260512.

Almost surely, 2^260168072 is an apocalyptic number.

It is an amenable number.

260168072 is a deficient number, since it is larger than the sum of its proper divisors (227647078).

260168072 is a wasteful number, since it uses less digits than its factorization.

260168072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32521015 (or 32521011 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 260168072 is about 16129.7263460978. The cubic root of 260168072 is about 638.3879285013.

The spelling of 260168072 in words is "two hundred sixty million, one hundred sixty-eight thousand, seventy-two".