361265560 has 16 divisors (see below), whose sum is σ = 812847600. Its totient is φ = 144506208.

The previous prime is 361265533. The next prime is 361265581. The reversal of 361265560 is 65562163.

It is a super-2 number, since 2×361265560² = 261025609684227200, which contains 22 as substring.

It is a congruent number.

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 in 3 ways as a sum of consecutive naturals, for example, 4515780 + ... + 4515859.

It is an arithmetic number, because the mean of its divisors is an integer number (50802975).

Almost surely, 2^361265560 is an apocalyptic number.

It is an amenable number.

361265560 is an abundant number, since it is smaller than the sum of its proper divisors (451582040).

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

361265560 is a wasteful number, since it uses less digits than its factorization.

361265560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9031650 (or 9031646 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 361265560 is about 19006.9871363138. The cubic root of 361265560 is about 712.2112900255.

The spelling of 361265560 in words is "three hundred sixty-one million, two hundred sixty-five thousand, five hundred sixty".