22283047 has 2 divisors, whose sum is σ = 22283048. Its totient is φ = 22283046.

The previous prime is 22283011. The next prime is 22283057. The reversal of 22283047 is 74038222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22283047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22283057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11141523 + 11141524.

It is an arithmetic number, because the mean of its divisors is an integer number (11141524).

Almost surely, 2^22283047 is an apocalyptic number.

22283047 is a deficient number, since it is larger than the sum of its proper divisors (1).

22283047 is an equidigital number, since it uses as much as digits as its factorization.

22283047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 22283047 is about 4720.4922412816. The cubic root of 22283047 is about 281.4004961140.

The spelling of 22283047 in words is "twenty-two million, two hundred eighty-three thousand, forty-seven".