1925250 has 64 divisors (see below), whose sum is σ = 5121792. Its totient is φ = 480000.

The previous prime is 1925243. The next prime is 1925257. The reversal of 1925250 is 525291.

It is an interprime number because it is at equal distance from previous prime (1925243) and next prime (1925257).

It is a self number, because there is not a number n which added to its sum of digits gives 1925250.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1925257) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12675 + ... + 12825.

It is an arithmetic number, because the mean of its divisors is an integer number (80028).

2^1925250 is an apocalyptic number.

1925250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1925250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2560896).

1925250 is an abundant number, since it is smaller than the sum of its proper divisors (3196542).

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

1925250 is a wasteful number, since it uses less digits than its factorization.

1925250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188 (or 178 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 1925250 is about 1387.5337833725. The cubic root of 1925250 is about 124.4024816590.

The spelling of 1925250 in words is "one million, nine hundred twenty-five thousand, two hundred fifty".