23947342 has 8 divisors (see below), whose sum is σ = 35964432. Its totient is φ = 11959200.

The previous prime is 23947331. The next prime is 23947351. The reversal of 23947342 is 24374932.

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 = 23947298 and 23947307.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5034 + ... + 8557.

It is an arithmetic number, because the mean of its divisors is an integer number (4495554).

Almost surely, 2^23947342 is an apocalyptic number.

23947342 is a deficient number, since it is larger than the sum of its proper divisors (12017090).

23947342 is a wasteful number, since it uses less digits than its factorization.

23947342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14474.

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

The square root of 23947342 is about 4893.6021497461. The cubic root of 23947342 is about 288.2387985348.

The spelling of 23947342 in words is "twenty-three million, nine hundred forty-seven thousand, three hundred forty-two".