5090521 has 4 divisors (see below), whose sum is σ = 5311872. Its totient is φ = 4869172.

The previous prime is 5090507. The next prime is 5090539. The reversal of 5090521 is 1250905.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5090521 - 2⁵ = 5090489 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5090492 and 5090501.

It is not an unprimeable number, because it can be changed into a prime (5090551) 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, 110641 + ... + 110686.

It is an arithmetic number, because the mean of its divisors is an integer number (1327968).

Almost surely, 2^5090521 is an apocalyptic number.

It is an amenable number.

5090521 is a deficient number, since it is larger than the sum of its proper divisors (221351).

5090521 is a wasteful number, since it uses less digits than its factorization.

5090521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221350.

The product of its (nonzero) digits is 450, while the sum is 22.

The square root of 5090521 is about 2256.2182961761. The cubic root of 5090521 is about 172.0233540490.

The spelling of 5090521 in words is "five million, ninety thousand, five hundred twenty-one".