23739733 has 2 divisors, whose sum is σ = 23739734. Its totient is φ = 23739732.

The previous prime is 23739713. The next prime is 23739761. The reversal of 23739733 is 33793732.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19421649 + 4318084 = 4407^2 + 2078^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23739733 is a prime.

It is a super-2 number, since 2×23739733² = 1127149845822578, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23739692 and 23739701.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23739713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11869866 + 11869867.

It is an arithmetic number, because the mean of its divisors is an integer number (11869867).

Almost surely, 2^23739733 is an apocalyptic number.

It is an amenable number.

23739733 is a deficient number, since it is larger than the sum of its proper divisors (1).

23739733 is an equidigital number, since it uses as much as digits as its factorization.

23739733 is an evil number, because the sum of its binary digits is even.

The product of its digits is 71442, while the sum is 37.

The square root of 23739733 is about 4872.3436865640. The cubic root of 23739733 is about 287.4034276781.

The spelling of 23739733 in words is "twenty-three million, seven hundred thirty-nine thousand, seven hundred thirty-three".