72160882 has 4 divisors (see below), whose sum is σ = 108241326. Its totient is φ = 36080440.

The previous prime is 72160853. The next prime is 72160909. The reversal of 72160882 is 28806127.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 71723961 + 436921 = 8469^2 + 661^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18040219 + ... + 18040222.

Almost surely, 2^72160882 is an apocalyptic number.

72160882 is a deficient number, since it is larger than the sum of its proper divisors (36080444).

72160882 is a wasteful number, since it uses less digits than its factorization.

72160882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36080443.

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 72160882 is about 8494.7561471769. The cubic root of 72160882 is about 416.3263934073.

The spelling of 72160882 in words is "seventy-two million, one hundred sixty thousand, eight hundred eighty-two".