56272739 has 2 divisors, whose sum is σ = 56272740. Its totient is φ = 56272738.

The previous prime is 56272709. The next prime is 56272751. The reversal of 56272739 is 93727265.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56272739 - 2⁸ = 56272483 is a prime.

It is a super-3 number, since 3×56272739³ (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 56272696 and 56272705.

It is not a weakly prime, because it can be changed into another prime (56272709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28136369 + 28136370.

It is an arithmetic number, because the mean of its divisors is an integer number (28136370).

Almost surely, 2^56272739 is an apocalyptic number.

56272739 is a deficient number, since it is larger than the sum of its proper divisors (1).

56272739 is an equidigital number, since it uses as much as digits as its factorization.

56272739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 158760, while the sum is 41.

The square root of 56272739 is about 7501.5157801607. The cubic root of 56272739 is about 383.2063391973.

The spelling of 56272739 in words is "fifty-six million, two hundred seventy-two thousand, seven hundred thirty-nine".