942189198 has 16 divisors (see below), whose sum is σ = 1995224400. Its totient is φ = 295588736.

The previous prime is 942189197. The next prime is 942189203. The reversal of 942189198 is 891981249.

It is a super-3 number, since 3×942189198³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a self number, because there is not a number n which added to its sum of digits gives 942189198.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (942189197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4618473 + ... + 4618676.

It is an arithmetic number, because the mean of its divisors is an integer number (124701525).

Almost surely, 2^942189198 is an apocalyptic number.

942189198 is an abundant number, since it is smaller than the sum of its proper divisors (1053035202).

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

942189198 is a wasteful number, since it uses less digits than its factorization.

942189198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9237171.

The product of its digits is 373248, while the sum is 51.

The square root of 942189198 is about 30695.1005536714. The cubic root of 942189198 is about 980.3459829336.

The spelling of 942189198 in words is "nine hundred forty-two million, one hundred eighty-nine thousand, one hundred ninety-eight".