189268350 has 24 divisors (see below), whose sum is σ = 469385880. Its totient is φ = 50471520.

The previous prime is 189268349. The next prime is 189268369. The reversal of 189268350 is 53862981.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 630745 + ... + 631044.

It is an arithmetic number, because the mean of its divisors is an integer number (19557745).

Almost surely, 2^189268350 is an apocalyptic number.

189268350 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

189268350 is an abundant number, since it is smaller than the sum of its proper divisors (280117530).

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

189268350 is a wasteful number, since it uses less digits than its factorization.

189268350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1261804 (or 1261799 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 42.

The square root of 189268350 is about 13757.4834181256. The cubic root of 189268350 is about 574.1508322512.

The spelling of 189268350 in words is "one hundred eighty-nine million, two hundred sixty-eight thousand, three hundred fifty".