23142034 has 4 divisors (see below), whose sum is σ = 34713054. Its totient is φ = 11571016.

The previous prime is 23142017. The next prime is 23142107. The reversal of 23142034 is 43024132.

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., 15563025 + 7579009 = 3945^2 + 2753^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5785507 + ... + 5785510.

Almost surely, 2^23142034 is an apocalyptic number.

23142034 is a deficient number, since it is larger than the sum of its proper divisors (11571020).

23142034 is a wasteful number, since it uses less digits than its factorization.

23142034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11571019.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 23142034 is about 4810.6168003698. The cubic root of 23142034 is about 284.9708967922.

Adding to 23142034 its reverse (43024132), we get a palindrome (66166166).

The spelling of 23142034 in words is "twenty-three million, one hundred forty-two thousand, thirty-four".