200446422 has 96 divisors (see below), whose sum is σ = 474012000. Its totient is φ = 56263680.

The previous prime is 200446387. The next prime is 200446429. The reversal of 200446422 is 224644002.

It is a junction number, because it is equal to n+sod(n) for n = 200446392 and 200446401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200446429) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1345204 + ... + 1345352.

It is an arithmetic number, because the mean of its divisors is an integer number (4937625).

Almost surely, 2^200446422 is an apocalyptic number.

200446422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 200446422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (237006000).

200446422 is an abundant number, since it is smaller than the sum of its proper divisors (273565578).

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

200446422 is a wasteful number, since it uses less digits than its factorization.

200446422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302 (or 291 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 200446422 is about 14157.9102271486. The cubic root of 200446422 is about 585.2383395840.

The spelling of 200446422 in words is "two hundred million, four hundred forty-six thousand, four hundred twenty-two".