4249138 has 16 divisors (see below), whose sum is σ = 6707160. Its totient is φ = 2016000.

The previous prime is 4249123. The next prime is 4249151. The reversal of 4249138 is 8319424.

It can be written as a sum of positive squares in 4 ways, for example, as 1034289 + 3214849 = 1017^2 + 1793^2 .

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, 2938 + ... + 4138.

Almost surely, 2^4249138 is an apocalyptic number.

4249138 is a deficient number, since it is larger than the sum of its proper divisors (2458022).

4249138 is a wasteful number, since it uses less digits than its factorization.

4249138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1293.

The product of its digits is 6912, while the sum is 31.

The square root of 4249138 is about 2061.3437364981. The cubic root of 4249138 is about 161.9696381651.

The spelling of 4249138 in words is "four million, two hundred forty-nine thousand, one hundred thirty-eight".