3600138072 has 32 divisors (see below), whose sum is σ = 9114278400. Its totient is φ = 1184854944.

The previous prime is 3600138067. The next prime is 3600138211. The reversal of 3600138072 is 2708310063.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 947508 + ... + 951299.

It is an arithmetic number, because the mean of its divisors is an integer number (284821200).

Almost surely, 2^3600138072 is an apocalyptic number.

It is an amenable number.

3600138072 is an abundant number, since it is smaller than the sum of its proper divisors (5514140328).

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

3600138072 is a wasteful number, since it uses less digits than its factorization.

3600138072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1898895 (or 1898891 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 30.

The square root of 3600138072 is about 60001.1505889679. The cubic root of 3600138072 is about 1532.6384582173.

The spelling of 3600138072 in words is "three billion, six hundred million, one hundred thirty-eight thousand, seventy-two".