47883457 has 2 divisors, whose sum is σ = 47883458. Its totient is φ = 47883456.

The previous prime is 47883443. The next prime is 47883481. The reversal of 47883457 is 75438874.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39992976 + 7890481 = 6324^2 + 2809^2 .

It is a cyclic number.

It is not a de Polignac number, because 47883457 - 2¹¹ = 47881409 is a prime.

It is a super-3 number, since 3×47883457³ (a number of 24 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (47883487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23941728 + 23941729.

It is an arithmetic number, because the mean of its divisors is an integer number (23941729).

Almost surely, 2^47883457 is an apocalyptic number.

It is an amenable number.

47883457 is a deficient number, since it is larger than the sum of its proper divisors (1).

47883457 is an equidigital number, since it uses as much as digits as its factorization.

47883457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 752640, while the sum is 46.

The square root of 47883457 is about 6919.7873522241. The cubic root of 47883457 is about 363.1297514692.

The spelling of 47883457 in words is "forty-seven million, eight hundred eighty-three thousand, four hundred fifty-seven".