4726272251 has 2 divisors, whose sum is σ = 4726272252. Its totient is φ = 4726272250.

The previous prime is 4726272233. The next prime is 4726272281. The reversal of 4726272251 is 1522726274.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4726272251 is a prime.

It is not a weakly prime, because it can be changed into another prime (4726272281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2363136125 + 2363136126.

It is an arithmetic number, because the mean of its divisors is an integer number (2363136126).

Almost surely, 2^4726272251 is an apocalyptic number.

4726272251 is a deficient number, since it is larger than the sum of its proper divisors (1).

4726272251 is an equidigital number, since it uses as much as digits as its factorization.

4726272251 is an evil number, because the sum of its binary digits is even.

The product of its digits is 94080, while the sum is 38.

The square root of 4726272251 is about 68747.8890657742. The cubic root of 4726272251 is about 1678.1840084028.

The spelling of 4726272251 in words is "four billion, seven hundred twenty-six million, two hundred seventy-two thousand, two hundred fifty-one".