200912194 has 16 divisors (see below), whose sum is σ = 362548800. Its totient is φ = 81573264.

The previous prime is 200912161. The next prime is 200912219. The reversal of 200912194 is 491219002.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 377389 + ... + 377920.

It is an arithmetic number, because the mean of its divisors is an integer number (22659300).

Almost surely, 2^200912194 is an apocalyptic number.

200912194 is a deficient number, since it is larger than the sum of its proper divisors (161636606).

200912194 is a wasteful number, since it uses less digits than its factorization.

200912194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 755337.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 200912194 is about 14174.3498616339. The cubic root of 200912194 is about 585.6912898311.

The spelling of 200912194 in words is "two hundred million, nine hundred twelve thousand, one hundred ninety-four".