5129618 has 8 divisors (see below), whose sum is σ = 8286348. Its totient is φ = 2367504.

The previous prime is 5129617. The next prime is 5129647. The reversal of 5129618 is 8169215.

It can be written as a sum of positive squares in 2 ways, for example, as 4635409 + 494209 = 2153^2 + 703^2 .

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5129617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98621 + ... + 98672.

Almost surely, 2^5129618 is an apocalyptic number.

5129618 is a deficient number, since it is larger than the sum of its proper divisors (3156730).

5129618 is a wasteful number, since it uses less digits than its factorization.

5129618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197308.

The product of its digits is 4320, while the sum is 32.

The square root of 5129618 is about 2264.8660004512. The cubic root of 5129618 is about 172.4626314069.

The spelling of 5129618 in words is "five million, one hundred twenty-nine thousand, six hundred eighteen".