5155538 has 8 divisors (see below), whose sum is σ = 7864560. Its totient is φ = 2534020.

The previous prime is 5155511. The next prime is 5155547. The reversal of 5155538 is 8355515.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21728 + ... + 21963.

It is an arithmetic number, because the mean of its divisors is an integer number (983070).

Almost surely, 2^5155538 is an apocalyptic number.

5155538 is a deficient number, since it is larger than the sum of its proper divisors (2709022).

5155538 is a wasteful number, since it uses less digits than its factorization.

5155538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43752.

The product of its digits is 15000, while the sum is 32.

The square root of 5155538 is about 2270.5809829205. The cubic root of 5155538 is about 172.7526285114.

The spelling of 5155538 in words is "five million, one hundred fifty-five thousand, five hundred thirty-eight".