23274709 has 2 divisors, whose sum is σ = 23274710. Its totient is φ = 23274708.

The previous prime is 23274701. The next prime is 23274721. The reversal of 23274709 is 90747232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19580625 + 3694084 = 4425^2 + 1922^2 .

It is a cyclic number.

It is not a de Polignac number, because 23274709 - 2³ = 23274701 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23274701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11637354 + 11637355.

It is an arithmetic number, because the mean of its divisors is an integer number (11637355).

Almost surely, 2^23274709 is an apocalyptic number.

It is an amenable number.

23274709 is a deficient number, since it is larger than the sum of its proper divisors (1).

23274709 is an equidigital number, since it uses as much as digits as its factorization.

23274709 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 23274709 is about 4824.3869040532. The cubic root of 23274709 is about 285.5144458162.

The spelling of 23274709 in words is "twenty-three million, two hundred seventy-four thousand, seven hundred nine".