200134456 has 8 divisors (see below), whose sum is σ = 375252120. Its totient is φ = 100067224.

The previous prime is 200134447. The next prime is 200134457. The reversal of 200134456 is 654431002.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 200134456.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200134457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12508396 + ... + 12508411.

It is an arithmetic number, because the mean of its divisors is an integer number (46906515).

Almost surely, 2^200134456 is an apocalyptic number.

It is an amenable number.

200134456 is a deficient number, since it is larger than the sum of its proper divisors (175117664).

200134456 is a wasteful number, since it uses less digits than its factorization.

200134456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25016813 (or 25016809 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 200134456 is about 14146.8885625073. Note that the first 3 decimals coincide. The cubic root of 200134456 is about 584.9345688623.

Adding to 200134456 its reverse (654431002), we get a palindrome (854565458).

The spelling of 200134456 in words is "two hundred million, one hundred thirty-four thousand, four hundred fifty-six".