72076552 has 16 divisors (see below), whose sum is σ = 135234000. Its totient is φ = 36014160.

The previous prime is 72076531. The next prime is 72076559. The reversal of 72076552 is 25567027.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (72076559) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20199 + ... + 23497.

It is an arithmetic number, because the mean of its divisors is an integer number (8452125).

Almost surely, 2^72076552 is an apocalyptic number.

It is an amenable number.

72076552 is a deficient number, since it is larger than the sum of its proper divisors (63157448).

72076552 is a wasteful number, since it uses less digits than its factorization.

72076552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6036 (or 6032 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 34.

The square root of 72076552 is about 8489.7910457207. The cubic root of 72076552 is about 416.1641518106.

The spelling of 72076552 in words is "seventy-two million, seventy-six thousand, five hundred fifty-two".