200451422 has 16 divisors (see below), whose sum is σ = 319455360. Its totient is φ = 94153248.

The previous prime is 200451421. The next prime is 200451457. The reversal of 200451422 is 224154002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 200451394 and 200451403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200451421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44558 + ... + 48849.

It is an arithmetic number, because the mean of its divisors is an integer number (19965960).

Almost surely, 2^200451422 is an apocalyptic number.

200451422 is a deficient number, since it is larger than the sum of its proper divisors (119003938).

200451422 is a wasteful number, since it uses less digits than its factorization.

200451422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93475.

The product of its (nonzero) digits is 640, while the sum is 20.

The square root of 200451422 is about 14158.0868057799. The cubic root of 200451422 is about 585.2432056679.

The spelling of 200451422 in words is "two hundred million, four hundred fifty-one thousand, four hundred twenty-two".