1084272198 has 32 divisors (see below), whose sum is σ = 2269200096. Its totient is φ = 345017088.

The previous prime is 1084272193. The next prime is 1084272209. The reversal of 1084272198 is 8912724801.

It is a super-4 number, since 4×1084272198⁴ (a number of 37 digits) contains 4444 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1084272191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34311 + ... + 57842.

It is an arithmetic number, because the mean of its divisors is an integer number (70912503).

Almost surely, 2^1084272198 is an apocalyptic number.

1084272198 is an abundant number, since it is smaller than the sum of its proper divisors (1184927898).

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

1084272198 is a wasteful number, since it uses less digits than its factorization.

1084272198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92248.

The product of its (nonzero) digits is 64512, while the sum is 42.

The square root of 1084272198 is about 32928.2887195797. The cubic root of 1084272198 is about 1027.3366317541.

Adding to 1084272198 its reverse (8912724801), we get a palindrome (9996996999).

The spelling of 1084272198 in words is "one billion, eighty-four million, two hundred seventy-two thousand, one hundred ninety-eight".