5675421 has 4 divisors (see below), whose sum is σ = 7567232. Its totient is φ = 3783612.

The previous prime is 5675419. The next prime is 5675429. The reversal of 5675421 is 1245765.

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 not a de Polignac number, because 5675421 - 2¹ = 5675419 is a prime.

It is a D-number.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5675429) 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, 945901 + ... + 945906.

It is an arithmetic number, because the mean of its divisors is an integer number (1891808).

Almost surely, 2^5675421 is an apocalyptic number.

It is an amenable number.

5675421 is a deficient number, since it is larger than the sum of its proper divisors (1891811).

5675421 is a wasteful number, since it uses less digits than its factorization.

5675421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1891810.

The product of its digits is 8400, while the sum is 30.

The square root of 5675421 is about 2382.3142110142. The cubic root of 5675421 is about 178.3744694072.

The spelling of 5675421 in words is "five million, six hundred seventy-five thousand, four hundred twenty-one".