5238906 has 16 divisors (see below), whose sum is σ = 10571904. Its totient is φ = 1730624.

The previous prime is 5238899. The next prime is 5238911. The reversal of 5238906 is 6098325.

It is a happy number.

It is a super-2 number, since 2×5238906² = 54892272153672, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3186 + ... + 4541.

It is an arithmetic number, because the mean of its divisors is an integer number (660744).

Almost surely, 2^5238906 is an apocalyptic number.

5238906 is an abundant number, since it is smaller than the sum of its proper divisors (5332998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5238906 is a wasteful number, since it uses less digits than its factorization.

5238906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7845.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 5238906 is about 2288.8656579188. The cubic root of 5238906 is about 173.6788235630.

The spelling of 5238906 in words is "five million, two hundred thirty-eight thousand, nine hundred six".