23356849 has 2 divisors, whose sum is σ = 23356850. Its totient is φ = 23356848.

The previous prime is 23356843. The next prime is 23356859. The reversal of 23356849 is 94865332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22467600 + 889249 = 4740^2 + 943^2 .

It is a cyclic number.

It is not a de Polignac number, because 23356849 - 2³ = 23356841 is a prime.

It is not a weakly prime, because it can be changed into another prime (23356841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11678424 + 11678425.

It is an arithmetic number, because the mean of its divisors is an integer number (11678425).

Almost surely, 2^23356849 is an apocalyptic number.

It is an amenable number.

23356849 is a deficient number, since it is larger than the sum of its proper divisors (1).

23356849 is an equidigital number, since it uses as much as digits as its factorization.

23356849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 155520, while the sum is 40.

The square root of 23356849 is about 4832.8924051752. The cubic root of 23356849 is about 285.8499261552.

The spelling of 23356849 in words is "twenty-three million, three hundred fifty-six thousand, eight hundred forty-nine".