4252138 has 16 divisors (see below), whose sum is σ = 6990624. Its totient is φ = 1923760.

The previous prime is 4252123. The next prime is 4252147. The reversal of 4252138 is 8312524.

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, 7356 + ... + 7912.

It is an arithmetic number, because the mean of its divisors is an integer number (436914).

Almost surely, 2^4252138 is an apocalyptic number.

4252138 is a deficient number, since it is larger than the sum of its proper divisors (2738486).

4252138 is a wasteful number, since it uses less digits than its factorization.

4252138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917.

The product of its digits is 1920, while the sum is 25.

The square root of 4252138 is about 2062.0712887774. The cubic root of 4252138 is about 162.0077474322.

The spelling of 4252138 in words is "four million, two hundred fifty-two thousand, one hundred thirty-eight".