5979421 has 6 divisors (see below), whose sum is σ = 6955710. Its totient is φ = 5125176.

The previous prime is 5979409. The next prime is 5979437. The reversal of 5979421 is 1249795.

It can be written as a sum of positive squares in only one way, i.e., 3980025 + 1999396 = 1995^2 + 1414^2 .

It is not a de Polignac number, because 5979421 - 2⁹ = 5978909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5979401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 60966 + ... + 61063.

It is an arithmetic number, because the mean of its divisors is an integer number (1159285).

Almost surely, 2^5979421 is an apocalyptic number.

It is an amenable number.

5979421 is a deficient number, since it is larger than the sum of its proper divisors (976289).

5979421 is a wasteful number, since it uses less digits than its factorization.

5979421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122043 (or 122036 counting only the distinct ones).

The product of its digits is 22680, while the sum is 37.

The square root of 5979421 is about 2445.2854639080. The cubic root of 5979421 is about 181.5040739573.

It can be divided in two parts, 5979 and 421, that added together give a square (6400 = 80²).

The spelling of 5979421 in words is "five million, nine hundred seventy-nine thousand, four hundred twenty-one".