23424146 has 4 divisors (see below), whose sum is σ = 35136222. Its totient is φ = 11712072.

The previous prime is 23424139. The next prime is 23424173. The reversal of 23424146 is 64142432.

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

It can be written as a sum of positive squares in only one way, i.e., 13432225 + 9991921 = 3665^2 + 3161^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5856035 + ... + 5856038.

Almost surely, 2^23424146 is an apocalyptic number.

23424146 is a deficient number, since it is larger than the sum of its proper divisors (11712076).

23424146 is a wasteful number, since it uses less digits than its factorization.

23424146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11712075.

The product of its digits is 4608, while the sum is 26.

The square root of 23424146 is about 4839.8497910576. The cubic root of 23424146 is about 286.1241982626.

Adding to 23424146 its reverse (64142432), we get a palindrome (87566578).

The spelling of 23424146 in words is "twenty-three million, four hundred twenty-four thousand, one hundred forty-six".