194876928 has 200 divisors, whose sum is σ = 602080512. Its totient is φ = 62705664.

The previous prime is 194876923. The next prime is 194876947. The reversal of 194876928 is 829678491.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nialpdrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194876923) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1534401 + ... + 1534527.

Almost surely, 2^194876928 is an apocalyptic number.

194876928 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 194876928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301040256).

194876928 is an abundant number, since it is smaller than the sum of its proper divisors (407203584).

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

194876928 is an equidigital number, since it uses as much as digits as its factorization.

194876928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194 (or 169 counting only the distinct ones).

The product of its digits is 1741824, while the sum is 54.

The square root of 194876928 is about 13959.8326637535. The cubic root of 194876928 is about 579.7669773399.

The spelling of 194876928 in words is "one hundred ninety-four million, eight hundred seventy-six thousand, nine hundred twenty-eight".