3828450 has 24 divisors (see below), whose sum is σ = 9494928. Its totient is φ = 1020880.

The previous prime is 3828449. The next prime is 3828463. The reversal of 3828450 is 548283.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12612 + ... + 12911.

It is an arithmetic number, because the mean of its divisors is an integer number (395622).

Almost surely, 2^3828450 is an apocalyptic number.

3828450 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3828450 is an abundant number, since it is smaller than the sum of its proper divisors (5666478).

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

3828450 is a wasteful number, since it uses less digits than its factorization.

3828450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25538 (or 25533 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 3828450 is about 1956.6425325031. The cubic root of 3828450 is about 156.4375454675.

It can be divided in two parts, 3828 and 450, that added together give a triangular number (4278 = T₉₂).

The spelling of 3828450 in words is "three million, eight hundred twenty-eight thousand, four hundred fifty".