22704029 has 2 divisors, whose sum is σ = 22704030. Its totient is φ = 22704028.

The previous prime is 22704023. The next prime is 22704041. The reversal of 22704029 is 92040722.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15031129 + 7672900 = 3877^2 + 2770^2 .

It is a cyclic number.

It is not a de Polignac number, because 22704029 - 2¹² = 22699933 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22703989 and 22704007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22704023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11352014 + 11352015.

It is an arithmetic number, because the mean of its divisors is an integer number (11352015).

Almost surely, 2^22704029 is an apocalyptic number.

It is an amenable number.

22704029 is a deficient number, since it is larger than the sum of its proper divisors (1).

22704029 is an equidigital number, since it uses as much as digits as its factorization.

22704029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 22704029 is about 4764.8744999213. The cubic root of 22704029 is about 283.1615695575.

The spelling of 22704029 in words is "twenty-two million, seven hundred four thousand, twenty-nine".