199098028 has 24 divisors (see below), whose sum is σ = 365486688. Its totient is φ = 94718976.

The previous prime is 199098023. The next prime is 199098047. The reversal of 199098028 is 820890991.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is not an unprimeable number, because it can be changed into a prime (199098023) 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, 12150 + ... + 23362.

It is an arithmetic number, because the mean of its divisors is an integer number (15228612).

Almost surely, 2^199098028 is an apocalyptic number.

It is an amenable number.

199098028 is a deficient number, since it is larger than the sum of its proper divisors (166388660).

199098028 is a wasteful number, since it uses less digits than its factorization.

199098028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11433 (or 11431 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 46.

The square root of 199098028 is about 14110.2100622209. The cubic root of 199098028 is about 583.9230953651.

The spelling of 199098028 in words is "one hundred ninety-nine million, ninety-eight thousand, twenty-eight".