7272245727 has 24 divisors (see below), whose sum is σ = 10921201200. Its totient is φ = 4659304320.

The previous prime is 7272245707. The next prime is 7272245749. The reversal of 7272245727 is 7275422727.

7272245727 is a `hidden beast` number, since 7 + 2 + 72 + 2 + 4 + 572 + 7 = 666.

It is not a de Polignac number, because 7272245727 - 2⁶ = 7272245663 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7272245707) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 122352 + ... + 171797.

It is an arithmetic number, because the mean of its divisors is an integer number (455050050).

Almost surely, 2^7272245727 is an apocalyptic number.

7272245727 is a deficient number, since it is larger than the sum of its proper divisors (3648955473).

7272245727 is a wasteful number, since it uses less digits than its factorization.

7272245727 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294263 (or 294260 counting only the distinct ones).

The product of its digits is 768320, while the sum is 45.

The square root of 7272245727 is about 85277.4631834226. The cubic root of 7272245727 is about 1937.4158500088.

The spelling of 7272245727 in words is "seven billion, two hundred seventy-two million, two hundred forty-five thousand, seven hundred twenty-seven".