23214533 has 2 divisors, whose sum is σ = 23214534. Its totient is φ = 23214532.

The previous prime is 23214509. The next prime is 23214551. The reversal of 23214533 is 33541232.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 20232004 + 2982529 = 4498^2 + 1727^2 .

It is a cyclic number.

It is not a de Polignac number, because 23214533 - 2⁸ = 23214277 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 23214499 and 23214508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23217533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11607266 + 11607267.

It is an arithmetic number, because the mean of its divisors is an integer number (11607267).

Almost surely, 2^23214533 is an apocalyptic number.

It is an amenable number.

23214533 is a deficient number, since it is larger than the sum of its proper divisors (1).

23214533 is an equidigital number, since it uses as much as digits as its factorization.

23214533 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2160, while the sum is 23.

The square root of 23214533 is about 4818.1462202802. The cubic root of 23214533 is about 285.2681706902.

Adding to 23214533 its reverse (33541232), we get a palindrome (56755765).

The spelling of 23214533 in words is "twenty-three million, two hundred fourteen thousand, five hundred thirty-three".