198160746 has 32 divisors (see below), whose sum is σ = 461490048. Its totient is φ = 55548480.

The previous prime is 198160723. The next prime is 198160771. The reversal of 198160746 is 647061891.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 198160698 and 198160707.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42285 + ... + 46736.

It is an arithmetic number, because the mean of its divisors is an integer number (14421564).

Almost surely, 2^198160746 is an apocalyptic number.

198160746 is an abundant number, since it is smaller than the sum of its proper divisors (263329302).

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

198160746 is a wasteful number, since it uses less digits than its factorization.

198160746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89086.

The product of its (nonzero) digits is 72576, while the sum is 42.

The square root of 198160746 is about 14076.9579810412. The cubic root of 198160746 is about 583.0053536595.

The spelling of 198160746 in words is "one hundred ninety-eight million, one hundred sixty thousand, seven hundred forty-six".