198692892 has 48 divisors (see below), whose sum is σ = 515911200. Its totient is φ = 66130560.

The previous prime is 198692869. The next prime is 198692903. The reversal of 198692892 is 298296891.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114592 + ... + 116312.

It is an arithmetic number, because the mean of its divisors is an integer number (10748150).

Almost surely, 2^198692892 is an apocalyptic number.

198692892 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

198692892 is an abundant number, since it is smaller than the sum of its proper divisors (317218308).

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

198692892 is a wasteful number, since it uses less digits than its factorization.

198692892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2803 (or 2795 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 54.

The square root of 198692892 is about 14095.8466223211. The cubic root of 198692892 is about 583.5267597643.

The spelling of 198692892 in words is "one hundred ninety-eight million, six hundred ninety-two thousand, eight hundred ninety-two".