3828172 has 6 divisors (see below), whose sum is σ = 6699308. Its totient is φ = 1914084.

The previous prime is 3828169. The next prime is 3828217. The reversal of 3828172 is 2718283.

It is a super-3 number, since 3×3828172³ (a number of 21 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 478518 + ... + 478525.

Almost surely, 2^3828172 is an apocalyptic number.

It is an amenable number.

3828172 is a deficient number, since it is larger than the sum of its proper divisors (2871136).

3828172 is a wasteful number, since it uses less digits than its factorization.

3828172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 957047 (or 957045 counting only the distinct ones).

The product of its digits is 5376, while the sum is 31.

The square root of 3828172 is about 1956.5714911549. The cubic root of 3828172 is about 156.4337588445.

The spelling of 3828172 in words is "three million, eight hundred twenty-eight thousand, one hundred seventy-two".