3888555 has 16 divisors (see below), whose sum is σ = 6787584. Its totient is φ = 1885280.

The previous prime is 3888553. The next prime is 3888571. The reversal of 3888555 is 5558883.

It is not a de Polignac number, because 3888555 - 2¹ = 3888553 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3888551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11619 + ... + 11948.

It is an arithmetic number, because the mean of its divisors is an integer number (424224).

Almost surely, 2^3888555 is an apocalyptic number.

3888555 is a deficient number, since it is larger than the sum of its proper divisors (2899029).

3888555 is a wasteful number, since it uses less digits than its factorization.

3888555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23586.

The product of its digits is 192000, while the sum is 42.

The square root of 3888555 is about 1971.9419362649. The cubic root of 3888555 is about 157.2519653515.

The spelling of 3888555 in words is "three million, eight hundred eighty-eight thousand, five hundred fifty-five".