23229823 has 2 divisors, whose sum is σ = 23229824. Its totient is φ = 23229822.

The previous prime is 23229781. The next prime is 23229853. The reversal of 23229823 is 32892232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23229823 - 2¹³ = 23221631 is a prime.

It is a super-2 number, since 2×23229823² = 1079249353222658, which contains 22 as substring.

It is equal to p_1461766 and since 23229823 and 1461766 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23229853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11614911 + 11614912.

It is an arithmetic number, because the mean of its divisors is an integer number (11614912).

Almost surely, 2^23229823 is an apocalyptic number.

23229823 is a deficient number, since it is larger than the sum of its proper divisors (1).

23229823 is an equidigital number, since it uses as much as digits as its factorization.

23229823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 31.

The square root of 23229823 is about 4819.7326689351. The cubic root of 23229823 is about 285.3307865392.

The spelling of 23229823 in words is "twenty-three million, two hundred twenty-nine thousand, eight hundred twenty-three".