189893350 has 12 divisors (see below), whose sum is σ = 353201724. Its totient is φ = 75957320.

The previous prime is 189893317. The next prime is 189893399. The reversal of 189893350 is 53398981.

189893350 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 189893350.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1898884 + ... + 1898983.

It is an arithmetic number, because the mean of its divisors is an integer number (29433477).

Almost surely, 2^189893350 is an apocalyptic number.

189893350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

189893350 is a deficient number, since it is larger than the sum of its proper divisors (163308374).

189893350 is a wasteful number, since it uses less digits than its factorization.

189893350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3797879 (or 3797874 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 46.

The square root of 189893350 is about 13780.1796069572. The cubic root of 189893350 is about 574.7821228722.

The spelling of 189893350 in words is "one hundred eighty-nine million, eight hundred ninety-three thousand, three hundred fifty".