5075421 has 16 divisors (see below), whose sum is σ = 7338240. Its totient is φ = 3101760.

The previous prime is 5075407. The next prime is 5075423. The reversal of 5075421 is 1245705.

It is not a de Polignac number, because 5075421 - 2¹¹ = 5073373 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 5075391 and 5075400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5075423) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6700 + ... + 7418.

It is an arithmetic number, because the mean of its divisors is an integer number (458640).

Almost surely, 2^5075421 is an apocalyptic number.

It is an amenable number.

5075421 is a deficient number, since it is larger than the sum of its proper divisors (2262819).

5075421 is a wasteful number, since it uses less digits than its factorization.

5075421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916.

The product of its (nonzero) digits is 1400, while the sum is 24.

The square root of 5075421 is about 2252.8695035443. The cubic root of 5075421 is about 171.8530947731.

The spelling of 5075421 in words is "five million, seventy-five thousand, four hundred twenty-one".