23782742 has 4 divisors (see below), whose sum is σ = 35674116. Its totient is φ = 11891370.

The previous prime is 23782739. The next prime is 23782753. The reversal of 23782742 is 24728732.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5945684 + ... + 5945687.

It is an arithmetic number, because the mean of its divisors is an integer number (8918529).

Almost surely, 2^23782742 is an apocalyptic number.

23782742 is a deficient number, since it is larger than the sum of its proper divisors (11891374).

23782742 is a wasteful number, since it uses less digits than its factorization.

23782742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11891373.

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

The square root of 23782742 is about 4876.7552737450. The cubic root of 23782742 is about 287.5768847932.

The spelling of 23782742 in words is "twenty-three million, seven hundred eighty-two thousand, seven hundred forty-two".