23227478 has 4 divisors (see below), whose sum is σ = 34841220. Its totient is φ = 11613738.

The previous prime is 23227471. The next prime is 23227483. The reversal of 23227478 is 87472232.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23227471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5806868 + ... + 5806871.

It is an arithmetic number, because the mean of its divisors is an integer number (8710305).

Almost surely, 2^23227478 is an apocalyptic number.

23227478 is a deficient number, since it is larger than the sum of its proper divisors (11613742).

23227478 is a wasteful number, since it uses less digits than its factorization.

23227478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11613741.

The product of its digits is 37632, while the sum is 35.

The square root of 23227478 is about 4819.4893920414. The cubic root of 23227478 is about 285.3211850424.

The spelling of 23227478 in words is "twenty-three million, two hundred twenty-seven thousand, four hundred seventy-eight".