47883491 has 2 divisors, whose sum is σ = 47883492. Its totient is φ = 47883490.

The previous prime is 47883487. The next prime is 47883503. The reversal of 47883491 is 19438874.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47883491 - 2² = 47883487 is a prime.

It is not a weakly prime, because it can be changed into another prime (47883431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23941745 + 23941746.

It is an arithmetic number, because the mean of its divisors is an integer number (23941746).

Almost surely, 2^47883491 is an apocalyptic number.

47883491 is a deficient number, since it is larger than the sum of its proper divisors (1).

47883491 is an equidigital number, since it uses as much as digits as its factorization.

47883491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 193536, while the sum is 44.

The square root of 47883491 is about 6919.7898089465. The cubic root of 47883491 is about 363.1298374168.

The spelling of 47883491 in words is "forty-seven million, eight hundred eighty-three thousand, four hundred ninety-one".