23394029 has 2 divisors, whose sum is σ = 23394030. Its totient is φ = 23394028.

The previous prime is 23393987. The next prime is 23394053. The reversal of 23394029 is 92049332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21949225 + 1444804 = 4685^2 + 1202^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23394029 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 23393986 and 23394004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23394089) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11697014 + 11697015.

It is an arithmetic number, because the mean of its divisors is an integer number (11697015).

Almost surely, 2^23394029 is an apocalyptic number.

It is an amenable number.

23394029 is a deficient number, since it is larger than the sum of its proper divisors (1).

23394029 is an equidigital number, since it uses as much as digits as its factorization.

23394029 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 23394029 is about 4836.7374334359. The cubic root of 23394029 is about 286.0015200337.

The spelling of 23394029 in words is "twenty-three million, three hundred ninety-four thousand, twenty-nine".