23214839 has 2 divisors, whose sum is σ = 23214840. Its totient is φ = 23214838.

The previous prime is 23214823. The next prime is 23214847. The reversal of 23214839 is 93841232.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23214839 - 2⁴ = 23214823 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23214869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11607419 + 11607420.

It is an arithmetic number, because the mean of its divisors is an integer number (11607420).

Almost surely, 2^23214839 is an apocalyptic number.

23214839 is a deficient number, since it is larger than the sum of its proper divisors (1).

23214839 is an equidigital number, since it uses as much as digits as its factorization.

23214839 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 32.

The square root of 23214839 is about 4818.1779751271. The cubic root of 23214839 is about 285.2694240958.

The spelling of 23214839 in words is "twenty-three million, two hundred fourteen thousand, eight hundred thirty-nine".