202056420 has 48 divisors (see below), whose sum is σ = 566415360. Its totient is φ = 53819136.

The previous prime is 202056401. The next prime is 202056451. The reversal of 202056420 is 24650202.

202056420 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 75424 + ... + 78056.

It is an arithmetic number, because the mean of its divisors is an integer number (11800320).

Almost surely, 2^202056420 is an apocalyptic number.

202056420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202056420 is an abundant number, since it is smaller than the sum of its proper divisors (364358940).

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

202056420 is a wasteful number, since it uses less digits than its factorization.

202056420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3924 (or 3922 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 202056420 is about 14214.6551136494. The cubic root of 202056420 is about 586.8010532073.

The spelling of 202056420 in words is "two hundred two million, fifty-six thousand, four hundred twenty".