5479421 has 2 divisors, whose sum is σ = 5479422. Its totient is φ = 5479420.

The previous prime is 5479403. The next prime is 5479427. The reversal of 5479421 is 1249745.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4644025 + 835396 = 2155^2 + 914^2 .

It is a cyclic number.

It is not a de Polignac number, because 5479421 - 2¹⁰ = 5478397 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5479427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2739710 + 2739711.

It is an arithmetic number, because the mean of its divisors is an integer number (2739711).

Almost surely, 2^5479421 is an apocalyptic number.

It is an amenable number.

5479421 is a deficient number, since it is larger than the sum of its proper divisors (1).

5479421 is an equidigital number, since it uses as much as digits as its factorization.

5479421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080, while the sum is 32.

The square root of 5479421 is about 2340.8163106062. The cubic root of 5479421 is about 176.2969869528.

The spelling of 5479421 in words is "five million, four hundred seventy-nine thousand, four hundred twenty-one".