4012229 has 6 divisors (see below), whose sum is σ = 4344786. Its totient is φ = 3703440.

The previous prime is 4012213. The next prime is 4012241. The reversal of 4012229 is 9222104.

It can be written as a sum of positive squares in 3 ways, for example, as 504100 + 3508129 = 710^2 + 1873^2 .

It is not a de Polignac number, because 4012229 - 2⁴ = 4012213 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 4012229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4012829) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11702 + ... + 12039.

It is an arithmetic number, because the mean of its divisors is an integer number (724131).

Almost surely, 2^4012229 is an apocalyptic number.

It is an amenable number.

4012229 is a deficient number, since it is larger than the sum of its proper divisors (332557).

4012229 is a wasteful number, since it uses less digits than its factorization.

4012229 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23767 (or 23754 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 4012229 is about 2003.0549168707. The cubic root of 4012229 is about 158.9017100153.

The spelling of 4012229 in words is "four million, twelve thousand, two hundred twenty-nine".