23442061 has 2 divisors, whose sum is σ = 23442062. Its totient is φ = 23442060.

The previous prime is 23442007. The next prime is 23442091. The reversal of 23442061 is 16024432.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14478025 + 8964036 = 3805^2 + 2994^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23442061 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23442091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11721030 + 11721031.

It is an arithmetic number, because the mean of its divisors is an integer number (11721031).

Almost surely, 2^23442061 is an apocalyptic number.

It is an amenable number.

23442061 is a deficient number, since it is larger than the sum of its proper divisors (1).

23442061 is an equidigital number, since it uses as much as digits as its factorization.

23442061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 23442061 is about 4841.7002178987. The cubic root of 23442061 is about 286.1971231380.

Adding to 23442061 its reverse (16024432), we get a palindrome (39466493).

The spelling of 23442061 in words is "twenty-three million, four hundred forty-two thousand, sixty-one".