23394742 has 8 divisors (see below), whose sum is σ = 40105296. Its totient is φ = 10026312.

The previous prime is 23394733. The next prime is 23394769. The reversal of 23394742 is 24749332.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 23394698 and 23394707.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 835513 + ... + 835540.

It is an arithmetic number, because the mean of its divisors is an integer number (5013162).

Almost surely, 2^23394742 is an apocalyptic number.

23394742 is a deficient number, since it is larger than the sum of its proper divisors (16710554).

23394742 is a wasteful number, since it uses less digits than its factorization.

23394742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1671062.

The product of its digits is 36288, while the sum is 34.

The square root of 23394742 is about 4836.8111395836. The cubic root of 23394742 is about 286.0044255758.

The spelling of 23394742 in words is "twenty-three million, three hundred ninety-four thousand, seven hundred forty-two".