5128042 has 8 divisors (see below), whose sum is σ = 7712100. Its totient is φ = 2557344.

The previous prime is 5128037. The next prime is 5128063. The reversal of 5128042 is 2408215.

It can be written as a sum of positive squares in 2 ways, for example, as 5013121 + 114921 = 2239^2 + 339^2 .

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, 2317 + ... + 3952.

Almost surely, 2^5128042 is an apocalyptic number.

5128042 is a deficient number, since it is larger than the sum of its proper divisors (2584058).

5128042 is a wasteful number, since it uses less digits than its factorization.

5128042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6680.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 5128042 is about 2264.5180502703. The cubic root of 5128042 is about 172.4449673920. Note that the first 3 decimals are identical.

The spelling of 5128042 in words is "five million, one hundred twenty-eight thousand, forty-two".