3843750 has 56 divisors (see below), whose sum is σ = 9843624. Its totient is φ = 1000000.

The previous prime is 3843743. The next prime is 3843773. The reversal of 3843750 is 573483.

It is a Harshad number since it is a multiple of its sum of digits (30).

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 27 ways as a sum of consecutive naturals, for example, 93730 + ... + 93770.

It is an arithmetic number, because the mean of its divisors is an integer number (175779).

Almost surely, 2^3843750 is an apocalyptic number.

3843750 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3843750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4921812).

3843750 is an abundant number, since it is smaller than the sum of its proper divisors (5999874).

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

3843750 is an frugal number, since it uses more digits than its factorization.

3843750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76 (or 51 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 3843750 is about 1960.5483926698. The cubic root of 3843750 is about 156.6456639015.

It can be divided in two parts, 384 and 3750, that multiplied together give a square (1440000 = 1200²).

The spelling of 3843750 in words is "three million, eight hundred forty-three thousand, seven hundred fifty".