189250560 has 264 divisors, whose sum is σ = 691230960. Its totient is φ = 49102848.

The previous prime is 189250543. The next prime is 189250577. The reversal of 189250560 is 65052981.

It is a happy number.

189250560 is a `hidden beast` number, since 1 + 8 + 92 + 5 + 0 + 560 = 666.

It is an interprime number because it is at equal distance from previous prime (189250543) and next prime (189250577).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5114862 + ... + 5114898.

Almost surely, 2^189250560 is an apocalyptic number.

189250560 is a gapful number since it is divisible by the number (10) 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 189250560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (345615480).

189250560 is an abundant number, since it is smaller than the sum of its proper divisors (501980400).

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

189250560 is an equidigital number, since it uses as much as digits as its factorization.

189250560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108 (or 47 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 189250560 is about 13756.8368457287. The cubic root of 189250560 is about 574.1328428668.

The spelling of 189250560 in words is "one hundred eighty-nine million, two hundred fifty thousand, five hundred sixty".