20202330 has 16 divisors (see below), whose sum is σ = 48485664. Its totient is φ = 5387280.

The previous prime is 20202313. The next prime is 20202353. The reversal of 20202330 is 3320202.

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 in 7 ways as a sum of consecutive naturals, for example, 336676 + ... + 336735.

It is an arithmetic number, because the mean of its divisors is an integer number (3030354).

Almost surely, 2^20202330 is an apocalyptic number.

20202330 is an abundant number, since it is smaller than the sum of its proper divisors (28283334).

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

20202330 is a wasteful number, since it uses less digits than its factorization.

20202330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 673421.

The product of its (nonzero) digits is 72, while the sum is 12.

The square root of 20202330 is about 4494.7002124725. The cubic root of 20202330 is about 272.3540390499.

Adding to 20202330 its reverse (3320202), we get a palindrome (23522532).

The spelling of 20202330 in words is "twenty million, two hundred two thousand, three hundred thirty".