200055020 has 24 divisors (see below), whose sum is σ = 458308368. Its totient is φ = 72747200.

The previous prime is 200055013. The next prime is 200055083. The reversal of 200055020 is 20550002.

It is a super-2 number, since 2×200055020² = 80044022054400800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200054986 and 200055004.

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, 454451 + ... + 454890.

It is an arithmetic number, because the mean of its divisors is an integer number (19096182).

Almost surely, 2^200055020 is an apocalyptic number.

200055020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200055020 is an abundant number, since it is smaller than the sum of its proper divisors (258253348).

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

200055020 is a wasteful number, since it uses less digits than its factorization.

200055020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909361 (or 909359 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 14.

The square root of 200055020 is about 14144.0807407198. The cubic root of 200055020 is about 584.8571692111.

The spelling of 200055020 in words is "two hundred million, fifty-five thousand, twenty".