194282928 has 160 divisors (see below), whose sum is σ = 653291520. Its totient is φ = 54120960.

The previous prime is 194282927. The next prime is 194282971. The reversal of 194282928 is 829282491.

It is a happy number.

It is a super-2 number, since 2×194282928² = 75491712224506368, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (194282927) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 123201 + ... + 124767.

It is an arithmetic number, because the mean of its divisors is an integer number (4083072).

Almost surely, 2^194282928 is an apocalyptic number.

194282928 is a gapful number since it is divisible by the number (18) 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 194282928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (326645760).

194282928 is an abundant number, since it is smaller than the sum of its proper divisors (459008592).

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

194282928 is a wasteful number, since it uses less digits than its factorization.

194282928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1632 (or 1620 counting only the distinct ones).

The product of its digits is 165888, while the sum is 45.

The square root of 194282928 is about 13938.5411001295. The cubic root of 194282928 is about 579.1773195793.

The spelling of 194282928 in words is "one hundred ninety-four million, two hundred eighty-two thousand, nine hundred twenty-eight".