23822242 has 4 divisors (see below), whose sum is σ = 35733366. Its totient is φ = 11911120.

The previous prime is 23822209. The next prime is 23822251. The reversal of 23822242 is 24222832.

It is a happy number.

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., 23049601 + 772641 = 4801^2 + 879^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5955559 + ... + 5955562.

Almost surely, 2^23822242 is an apocalyptic number.

23822242 is a deficient number, since it is larger than the sum of its proper divisors (11911124).

23822242 is a wasteful number, since it uses less digits than its factorization.

23822242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11911123.

The product of its digits is 3072, while the sum is 25.

The square root of 23822242 is about 4880.8034174713. The cubic root of 23822242 is about 287.7360058341.

It can be divided in two parts, 2382 and 2242, that added together give a square (4624 = 68²).

The spelling of 23822242 in words is "twenty-three million, eight hundred twenty-two thousand, two hundred forty-two".