23754609 has 6 divisors (see below), whose sum is σ = 34312226. Its totient is φ = 15836400.

The previous prime is 23754557. The next prime is 23754611. The reversal of 23754609 is 90645732.

It can be written as a sum of positive squares in only one way, i.e., 23736384 + 18225 = 4872^2 + 135^2 .

It is not a de Polignac number, because 23754609 - 2¹³ = 23746417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23755609) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1319692 + ... + 1319709.

Almost surely, 2^23754609 is an apocalyptic number.

It is an amenable number.

23754609 is a deficient number, since it is larger than the sum of its proper divisors (10557617).

23754609 is a wasteful number, since it uses less digits than its factorization.

23754609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2639407 (or 2639404 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 23754609 is about 4873.8700228874. The cubic root of 23754609 is about 287.4634468966.

The spelling of 23754609 in words is "twenty-three million, seven hundred fifty-four thousand, six hundred nine".