23212126 has 8 divisors (see below), whose sum is σ = 39792240. Its totient is φ = 9948048.

The previous prime is 23212099. The next prime is 23212139. The reversal of 23212126 is 62121232.

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 pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 828991 + ... + 829018.

It is an arithmetic number, because the mean of its divisors is an integer number (4974030).

Almost surely, 2^23212126 is an apocalyptic number.

23212126 is a deficient number, since it is larger than the sum of its proper divisors (16580114).

23212126 is a wasteful number, since it uses less digits than its factorization.

23212126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1658018.

The product of its digits is 288, while the sum is 19.

The square root of 23212126 is about 4817.8964289407. The cubic root of 23212126 is about 285.2583110014.

Adding to 23212126 its reverse (62121232), we get a palindrome (85333358).

The spelling of 23212126 in words is "twenty-three million, two hundred twelve thousand, one hundred twenty-six".