1925872 has 40 divisors (see below), whose sum is σ = 4124736. Its totient is φ = 865536.

The previous prime is 1925867. The next prime is 1925873. The reversal of 1925872 is 2785291.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1925873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9678 + ... + 9874.

2^1925872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1925872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2062368).

1925872 is an abundant number, since it is smaller than the sum of its proper divisors (2198864).

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

1925872 is a wasteful number, since it uses less digits than its factorization.

1925872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265 (or 259 counting only the distinct ones).

The product of its digits is 10080, while the sum is 34.

The square root of 1925872 is about 1387.7579039588. The cubic root of 1925872 is about 124.4158773240.

The spelling of 1925872 in words is "one million, nine hundred twenty-five thousand, eight hundred seventy-two".