199354450 has 24 divisors (see below), whose sum is σ = 379426608. Its totient is φ = 77886480.

The previous prime is 199354447. The next prime is 199354453. The reversal of 199354450 is 54453991.

199354450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (199354447) and next prime (199354453).

It is not an unprimeable number, because it can be changed into a prime (199354453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44212 + ... + 48511.

It is an arithmetic number, because the mean of its divisors is an integer number (15809442).

Almost surely, 2^199354450 is an apocalyptic number.

199354450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

199354450 is a deficient number, since it is larger than the sum of its proper divisors (180072158).

199354450 is a wasteful number, since it uses less digits than its factorization.

199354450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92778 (or 92773 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 40.

The square root of 199354450 is about 14119.2935375677. The cubic root of 199354450 is about 584.1736695757.

The spelling of 199354450 in words is "one hundred ninety-nine million, three hundred fifty-four thousand, four hundred fifty".