23642212 has 24 divisors (see below), whose sum is σ = 46593792. Its totient is φ = 10399200.

The previous prime is 23642191. The next prime is 23642239. The reversal of 23642212 is 21224632.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7303 + ... + 10030.

It is an arithmetic number, because the mean of its divisors is an integer number (1941408).

Almost surely, 2^23642212 is an apocalyptic number.

23642212 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23642212 is a deficient number, since it is larger than the sum of its proper divisors (22951580).

23642212 is a wasteful number, since it uses less digits than its factorization.

23642212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17379 (or 17377 counting only the distinct ones).

The product of its digits is 1152, while the sum is 22.

The square root of 23642212 is about 4862.3257809406. The cubic root of 23642212 is about 287.0093438261.

Adding to 23642212 its reverse (21224632), we get a palindrome (44866844).

The spelling of 23642212 in words is "twenty-three million, six hundred forty-two thousand, two hundred twelve".