3899448 has 64 divisors (see below), whose sum is σ = 12384000. Its totient is φ = 1113696.

The previous prime is 3899429. The next prime is 3899453. The reversal of 3899448 is 8449983.

It is a happy number.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 223 + ... + 2801.

It is an arithmetic number, because the mean of its divisors is an integer number (193500).

Almost surely, 2^3899448 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 3899448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6192000).

3899448 is an abundant number, since it is smaller than the sum of its proper divisors (8484552).

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

3899448 is a wasteful number, since it uses less digits than its factorization.

3899448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2601 (or 2591 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The square root of 3899448 is about 1974.7020028349. The cubic root of 3899448 is about 157.3986649741.

The spelling of 3899448 in words is "three million, eight hundred ninety-nine thousand, four hundred forty-eight".