5840138 has 4 divisors (see below), whose sum is σ = 8760210. Its totient is φ = 2920068.

The previous prime is 5840119. The next prime is 5840161. The reversal of 5840138 is 8310485.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4592449 + 1247689 = 2143^2 + 1117^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 5840138.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1460033 + ... + 1460036.

Almost surely, 2^5840138 is an apocalyptic number.

5840138 is a deficient number, since it is larger than the sum of its proper divisors (2920072).

5840138 is a wasteful number, since it uses less digits than its factorization.

5840138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2920071.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 5840138 is about 2416.6377469534. The cubic root of 5840138 is about 180.0836853669.

The spelling of 5840138 in words is "five million, eight hundred forty thousand, one hundred thirty-eight".