23001739 has 2 divisors, whose sum is σ = 23001740. Its totient is φ = 23001738.

The previous prime is 23001733. The next prime is 23001767. The reversal of 23001739 is 93710032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23001739 - 2⁹ = 23001227 is a prime.

It is not a weakly prime, because it can be changed into another prime (23001733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11500869 + 11500870.

It is an arithmetic number, because the mean of its divisors is an integer number (11500870).

Almost surely, 2^23001739 is an apocalyptic number.

23001739 is a deficient number, since it is larger than the sum of its proper divisors (1).

23001739 is an equidigital number, since it uses as much as digits as its factorization.

23001739 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1134, while the sum is 25.

The square root of 23001739 is about 4796.0128231688. The cubic root of 23001739 is about 284.3938651736.

The spelling of 23001739 in words is "twenty-three million, one thousand, seven hundred thirty-nine".