874222009 has 2 divisors, whose sum is σ = 874222010. Its totient is φ = 874222008.

The previous prime is 874221941. The next prime is 874222067. The reversal of 874222009 is 900222478.

874222009 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 490179600 + 384042409 = 22140^2 + 19597^2 .

It is a cyclic number.

It is not a de Polignac number, because 874222009 - 2⁹ = 874221497 is a prime.

It is not a weakly prime, because it can be changed into another prime (874222099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 437111004 + 437111005.

It is an arithmetic number, because the mean of its divisors is an integer number (437111005).

Almost surely, 2^874222009 is an apocalyptic number.

It is an amenable number.

874222009 is a deficient number, since it is larger than the sum of its proper divisors (1).

874222009 is an equidigital number, since it uses as much as digits as its factorization.

874222009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 874222009 is about 29567.2455429991. The cubic root of 874222009 is about 956.1820324255.

The spelling of 874222009 in words is "eight hundred seventy-four million, two hundred twenty-two thousand, nine".