200251434 has 16 divisors (see below), whose sum is σ = 400997088. Its totient is φ = 66668112.

The previous prime is 200251433. The next prime is 200251439. The reversal of 200251434 is 434152002.

It is a self number, because there is not a number n which added to its sum of digits gives 200251434.

It is not an unprimeable number, because it can be changed into a prime (200251433) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15217 + ... + 25140.

It is an arithmetic number, because the mean of its divisors is an integer number (25062318).

Almost surely, 2^200251434 is an apocalyptic number.

200251434 is an abundant number, since it is smaller than the sum of its proper divisors (200745654).

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

200251434 is a wasteful number, since it uses less digits than its factorization.

200251434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41189.

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

The square root of 200251434 is about 14151.0223658929. The cubic root of 200251434 is about 585.0485108431.

The spelling of 200251434 in words is "two hundred million, two hundred fifty-one thousand, four hundred thirty-four".