20242130 has 8 divisors (see below), whose sum is σ = 36435852. Its totient is φ = 8096848.

The previous prime is 20242129. The next prime is 20242169. The reversal of 20242130 is 3124202.

It can be written as a sum of positive squares in 2 ways, for example, as 19918369 + 323761 = 4463^2 + 569^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1012097 + ... + 1012116.

Almost surely, 2^20242130 is an apocalyptic number.

20242130 is a deficient number, since it is larger than the sum of its proper divisors (16193722).

20242130 is a wasteful number, since it uses less digits than its factorization.

20242130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2024220.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 20242130 is about 4499.1254705776. The cubic root of 20242130 is about 272.5327738826.

Adding to 20242130 its reverse (3124202), we get a palindrome (23366332).

The spelling of 20242130 in words is "twenty million, two hundred forty-two thousand, one hundred thirty".