20242662 has 16 divisors (see below), whose sum is σ = 44165952. Its totient is φ = 6134120.

The previous prime is 20242603. The next prime is 20242687. The reversal of 20242662 is 26624202.

It is a congruent number.

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, 153288 + ... + 153419.

It is an arithmetic number, because the mean of its divisors is an integer number (2760372).

Almost surely, 2^20242662 is an apocalyptic number.

20242662 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20242662 is an abundant number, since it is smaller than the sum of its proper divisors (23923290).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20242662 is a wasteful number, since it uses less digits than its factorization.

20242662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306723.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 20242662 is about 4499.1845927901. The cubic root of 20242662 is about 272.5351614141.

Adding to 20242662 its reverse (26624202), we get a palindrome (46866864).

The spelling of 20242662 in words is "twenty million, two hundred forty-two thousand, six hundred sixty-two".