20241642 has 16 divisors (see below), whose sum is σ = 40659840. Its totient is φ = 6717792.

The previous prime is 20241619. The next prime is 20241653. The reversal of 20241642 is 24614202.

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, 5842 + ... + 8637.

It is an arithmetic number, because the mean of its divisors is an integer number (2541240).

Almost surely, 2^20241642 is an apocalyptic number.

20241642 is an abundant number, since it is smaller than the sum of its proper divisors (20418198).

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

20241642 is a wasteful number, since it uses less digits than its factorization.

20241642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14717.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 20241642 is about 4499.0712374889. The cubic root of 20241642 is about 272.5305837794.

Adding to 20241642 its reverse (24614202), we get a palindrome (44855844).

The spelling of 20241642 in words is "twenty million, two hundred forty-one thousand, six hundred forty-two".