420356200 has 48 divisors (see below), whose sum is σ = 1066181760. Its totient is φ = 152856000.

The previous prime is 420356143. The next prime is 420356207. The reversal of 420356200 is 2653024.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (420356207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 93336 + ... + 97735.

It is an arithmetic number, because the mean of its divisors is an integer number (22212120).

Almost surely, 2^420356200 is an apocalyptic number.

420356200 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

420356200 is an abundant number, since it is smaller than the sum of its proper divisors (645825560).

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

420356200 is a wasteful number, since it uses less digits than its factorization.

420356200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191098 (or 191089 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 420356200 is about 20502.5900802801. The cubic root of 420356200 is about 749.0988881338.

The spelling of 420356200 in words is "four hundred twenty million, three hundred fifty-six thousand, two hundred".