20244262 has 8 divisors (see below), whose sum is σ = 31413600. Its totient is φ = 9773064.

The previous prime is 20244247. The next prime is 20244269. The reversal of 20244262 is 26244202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20244269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 174462 + ... + 174577.

It is an arithmetic number, because the mean of its divisors is an integer number (3926700).

Almost surely, 2^20244262 is an apocalyptic number.

20244262 is a deficient number, since it is larger than the sum of its proper divisors (11169338).

20244262 is a wasteful number, since it uses less digits than its factorization.

20244262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 349070.

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

The square root of 20244262 is about 4499.3623992739. The cubic root of 20244262 is about 272.5423417077.

Adding to 20244262 its reverse (26244202), we get a palindrome (46488464).

The spelling of 20244262 in words is "twenty million, two hundred forty-four thousand, two hundred sixty-two".