24142246 has 4 divisors (see below), whose sum is σ = 36213372. Its totient is φ = 12071122.

The previous prime is 24142231. The next prime is 24142247. The reversal of 24142246 is 64224142.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 24142246.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (24142247) by changing a digit.

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 as a sum of consecutive naturals, namely, 6035560 + ... + 6035563.

It is an arithmetic number, because the mean of its divisors is an integer number (9053343).

Almost surely, 2^24142246 is an apocalyptic number.

24142246 is a deficient number, since it is larger than the sum of its proper divisors (12071126).

24142246 is a wasteful number, since it uses less digits than its factorization.

24142246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12071125.

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

The square root of 24142246 is about 4913.4759590335. The cubic root of 24142246 is about 289.0186647588.

Adding to 24142246 its reverse (64224142), we get a palindrome (88366388).

The spelling of 24142246 in words is "twenty-four million, one hundred forty-two thousand, two hundred forty-six".