1889250 has 64 divisors (see below), whose sum is σ = 5166720. Its totient is φ = 456000.

The previous prime is 1889221. The next prime is 1889267. The reversal of 1889250 is 529881.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8136 + ... + 8364.

It is an arithmetic number, because the mean of its divisors is an integer number (80730).

2^1889250 is an apocalyptic number.

1889250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a pronic number, being equal to 1374×1375.

It is a practical number, because each smaller number is the sum of distinct divisors of 1889250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2583360).

1889250 is an abundant number, since it is smaller than the sum of its proper divisors (3277470).

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

1889250 is a wasteful number, since it uses less digits than its factorization.

1889250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260 (or 250 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 33.

The square root of 1889250 is about 1374.4999090578. The cubic root of 1889250 is about 123.6222025238.

The spelling of 1889250 in words is "one million, eight hundred eighty-nine thousand, two hundred fifty".