47755739 has 2 divisors, whose sum is σ = 47755740. Its totient is φ = 47755738.

The previous prime is 47755723. The next prime is 47755769. The reversal of 47755739 is 93755774.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47755739 - 2⁴ = 47755723 is a prime.

It is a super-2 number, since 2×47755739² = 4561221214872242, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 47755693 and 47755702.

It is not a weakly prime, because it can be changed into another prime (47755769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23877869 + 23877870.

It is an arithmetic number, because the mean of its divisors is an integer number (23877870).

Almost surely, 2^47755739 is an apocalyptic number.

47755739 is a deficient number, since it is larger than the sum of its proper divisors (1).

47755739 is an equidigital number, since it uses as much as digits as its factorization.

47755739 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 926100, while the sum is 47.

The square root of 47755739 is about 6910.5527275320. The cubic root of 47755739 is about 362.8066092395.

The spelling of 47755739 in words is "forty-seven million, seven hundred fifty-five thousand, seven hundred thirty-nine".