4249156 has 12 divisors (see below), whose sum is σ = 7478380. Its totient is φ = 2112480.

The previous prime is 4249151. The next prime is 4249159. The reversal of 4249156 is 6519424.

It can be written as a sum of positive squares in 2 ways, for example, as 184900 + 4064256 = 430^2 + 2016^2 .

It is not an unprimeable number, because it can be changed into a prime (4249151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2211 + ... + 3658.

Almost surely, 2^4249156 is an apocalyptic number.

It is an amenable number.

4249156 is a deficient number, since it is larger than the sum of its proper divisors (3229224).

4249156 is a wasteful number, since it uses less digits than its factorization.

4249156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6054 (or 6052 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 4249156 is about 2061.3481025775. The cubic root of 4249156 is about 161.9698668742.

The spelling of 4249156 in words is "four million, two hundred forty-nine thousand, one hundred fifty-six".