5967421 has 4 divisors (see below), whose sum is σ = 5973372. Its totient is φ = 5961472.

The previous prime is 5967347. The next prime is 5967433. The reversal of 5967421 is 1247695.

5967421 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1247695 = 5 ⋅249539.

It can be written as a sum of positive squares in 2 ways, for example, as 4995225 + 972196 = 2235^2 + 986^2 .

It is a cyclic number.

It is not a de Polignac number, because 5967421 - 2⁷ = 5967293 is a prime.

It is a super-2 number, since 2×5967421² = 71220226782482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5967461) 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, 1060 + ... + 3613.

It is an arithmetic number, because the mean of its divisors is an integer number (1493343).

Almost surely, 2^5967421 is an apocalyptic number.

It is an amenable number.

5967421 is a deficient number, since it is larger than the sum of its proper divisors (5951).

5967421 is a wasteful number, since it uses less digits than its factorization.

5967421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5950.

The product of its digits is 15120, while the sum is 34.

The square root of 5967421 is about 2442.8305303479. The cubic root of 5967421 is about 181.3825734785.

It can be divided in two parts, 59674 and 21, that added together give a palindrome (59695).

The spelling of 5967421 in words is "five million, nine hundred sixty-seven thousand, four hundred twenty-one".