23272742 has 8 divisors (see below), whose sum is σ = 34965336. Its totient is φ = 11617632.

The previous prime is 23272729. The next prime is 23272751. The reversal of 23272742 is 24727232.

It is a happy number.

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

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, 7763 + ... + 10334.

It is an arithmetic number, because the mean of its divisors is an integer number (4370667).

Almost surely, 2^23272742 is an apocalyptic number.

23272742 is a deficient number, since it is larger than the sum of its proper divisors (11692594).

23272742 is a wasteful number, since it uses less digits than its factorization.

23272742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18742.

The product of its digits is 9408, while the sum is 29.

The square root of 23272742 is about 4824.1830396452. The cubic root of 23272742 is about 285.5064024254.

Adding to 23272742 its reverse (24727232), we get a palindrome (47999974).

The spelling of 23272742 in words is "twenty-three million, two hundred seventy-two thousand, seven hundred forty-two".