199354344 has 128 divisors (see below), whose sum is σ = 592224000. Its totient is φ = 55883520.

The previous prime is 199354249. The next prime is 199354369. The reversal of 199354344 is 443453991.

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 = 199354296 and 199354305.

It is a congruent number.

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 31 ways as a sum of consecutive naturals, for example, 501954 + ... + 502350.

It is an arithmetic number, because the mean of its divisors is an integer number (4626750).

Almost surely, 2^199354344 is an apocalyptic number.

199354344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 199354344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (296112000).

199354344 is an abundant number, since it is smaller than the sum of its proper divisors (392869656).

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

199354344 is a wasteful number, since it uses less digits than its factorization.

199354344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488 (or 470 counting only the distinct ones).

The product of its digits is 233280, while the sum is 42.

The square root of 199354344 is about 14119.2897838383. The cubic root of 199354344 is about 584.1735660375.

The spelling of 199354344 in words is "one hundred ninety-nine million, three hundred fifty-four thousand, three hundred forty-four".