5131238 has 8 divisors (see below), whose sum is σ = 8796432. Its totient is φ = 2199096.

The previous prime is 5131237. The next prime is 5131249. The reversal of 5131238 is 8321315.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5131237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183245 + ... + 183272.

It is an arithmetic number, because the mean of its divisors is an integer number (1099554).

Almost surely, 2^5131238 is an apocalyptic number.

5131238 is a deficient number, since it is larger than the sum of its proper divisors (3665194).

5131238 is a wasteful number, since it uses less digits than its factorization.

5131238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366526.

The product of its digits is 720, while the sum is 23.

The square root of 5131238 is about 2265.2236092713. The cubic root of 5131238 is about 172.4807848092.

The spelling of 5131238 in words is "five million, one hundred thirty-one thousand, two hundred thirty-eight".