47244433 has 2 divisors, whose sum is σ = 47244434. Its totient is φ = 47244432.

The previous prime is 47244419. The next prime is 47244443. The reversal of 47244433 is 33444274.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 33907329 + 13337104 = 5823^2 + 3652^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-47244433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 47244395 and 47244404.

It is not a weakly prime, because it can be changed into another prime (47244443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23622216 + 23622217.

It is an arithmetic number, because the mean of its divisors is an integer number (23622217).

Almost surely, 2^47244433 is an apocalyptic number.

It is an amenable number.

47244433 is a deficient number, since it is larger than the sum of its proper divisors (1).

47244433 is an equidigital number, since it uses as much as digits as its factorization.

47244433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 32256, while the sum is 31.

The square root of 47244433 is about 6873.4585908406. The cubic root of 47244433 is about 361.5071409078.

The spelling of 47244433 in words is "forty-seven million, two hundred forty-four thousand, four hundred thirty-three".