24642022 has 4 divisors (see below), whose sum is σ = 36963036. Its totient is φ = 12321010.

The previous prime is 24642011. The next prime is 24642043. The reversal of 24642022 is 22024642.

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

It is a junction number, because it is equal to n+sod(n) for n = 24641984 and 24642002.

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 as a sum of consecutive naturals, namely, 6160504 + ... + 6160507.

It is an arithmetic number, because the mean of its divisors is an integer number (9240759).

Almost surely, 2^24642022 is an apocalyptic number.

24642022 is a deficient number, since it is larger than the sum of its proper divisors (12321014).

24642022 is a wasteful number, since it uses less digits than its factorization.

24642022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12321013.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 24642022 is about 4964.0731259723. The cubic root of 24642022 is about 290.9994134839. Note that the first 3 decimals are identical.

Adding to 24642022 its reverse (22024642), we get a palindrome (46666664).

The spelling of 24642022 in words is "twenty-four million, six hundred forty-two thousand, twenty-two".