76272228 has 36 divisors (see below), whose sum is σ = 193215568. Its totient is φ = 25369200.

The previous prime is 76272223. The next prime is 76272241. The reversal of 76272228 is 82227267.

76272228 is a `hidden beast` number, since 7 + 627 + 2 + 2 + 28 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 76272192 and 76272201.

It is not an unprimeable number, because it can be changed into a prime (76272223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16803 + ... + 20853.

Almost surely, 2^76272228 is an apocalyptic number.

It is an amenable number.

76272228 is an abundant number, since it is smaller than the sum of its proper divisors (116943340).

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

76272228 is a wasteful number, since it uses less digits than its factorization.

76272228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4584 (or 4579 counting only the distinct ones).

The product of its digits is 37632, while the sum is 36.

The square root of 76272228 is about 8733.3972771196. The cubic root of 76272228 is about 424.0875056725.

The spelling of 76272228 in words is "seventy-six million, two hundred seventy-two thousand, two hundred twenty-eight".