3838540 has 24 divisors (see below), whose sum is σ = 8200080. Its totient is φ = 1508928.

The previous prime is 3838529. The next prime is 3838561. The reversal of 3838540 is 458383.

3838540 = T₄₉ + T₅₀ + ... + T₂₈₄.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 447 + ... + 2806.

It is an arithmetic number, because the mean of its divisors is an integer number (341670).

Almost surely, 2^3838540 is an apocalyptic number.

It is an amenable number.

3838540 is an abundant number, since it is smaller than the sum of its proper divisors (4361540).

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

3838540 is a wasteful number, since it uses less digits than its factorization.

3838540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3321 (or 3319 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 3838540 is about 1959.2192322453. The cubic root of 3838540 is about 156.5748569270.

The spelling of 3838540 in words is "three million, eight hundred thirty-eight thousand, five hundred forty".