4012086 has 16 divisors (see below), whose sum is σ = 8641584. Its totient is φ = 1234464.

The previous prime is 4012081. The next prime is 4012103. The reversal of 4012086 is 6802104.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4012081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25641 + ... + 25796.

It is an arithmetic number, because the mean of its divisors is an integer number (540099).

Almost surely, 2^4012086 is an apocalyptic number.

4012086 is an abundant number, since it is smaller than the sum of its proper divisors (4629498).

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

4012086 is a wasteful number, since it uses less digits than its factorization.

4012086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51455.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 4012086 is about 2003.0192210760. The cubic root of 4012086 is about 158.8998221857.

The spelling of 4012086 in words is "four million, twelve thousand, eighty-six".