3800538 has 72 divisors (see below), whose sum is σ = 9959040. Its totient is φ = 1043280.

The previous prime is 3800521. The next prime is 3800549. The reversal of 3800538 is 8350083.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 27273 + ... + 27411.

It is an arithmetic number, because the mean of its divisors is an integer number (138320).

Almost surely, 2^3800538 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3800538, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4979520).

3800538 is an abundant number, since it is smaller than the sum of its proper divisors (6158502).

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

3800538 is a wasteful number, since it uses less digits than its factorization.

3800538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192 (or 182 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 3800538 is about 1949.4968581662. The cubic root of 3800538 is about 156.0564391445.

The spelling of 3800538 in words is "three million, eight hundred thousand, five hundred thirty-eight".