23388361 has 2 divisors, whose sum is σ = 23388362. Its totient is φ = 23388360.

The previous prime is 23388289. The next prime is 23388371. The reversal of 23388361 is 16388332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 21902400 + 1485961 = 4680^2 + 1219^2 .

It is a cyclic number.

It is not a de Polignac number, because 23388361 - 2¹⁹ = 22864073 is a prime.

It is not a weakly prime, because it can be changed into another prime (23388371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11694180 + 11694181.

It is an arithmetic number, because the mean of its divisors is an integer number (11694181).

Almost surely, 2^23388361 is an apocalyptic number.

It is an amenable number.

23388361 is a deficient number, since it is larger than the sum of its proper divisors (1).

23388361 is an equidigital number, since it uses as much as digits as its factorization.

23388361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 34.

The square root of 23388361 is about 4836.1514657835. The cubic root of 23388361 is about 285.9784202995.

The spelling of 23388361 in words is "twenty-three million, three hundred eighty-eight thousand, three hundred sixty-one".