5420399 has 8 divisors (see below), whose sum is σ = 5834448. Its totient is φ = 5016960.

The previous prime is 5420347. The next prime is 5420413. The reversal of 5420399 is 9930245.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5420399 - 2⁸ = 5420143 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 (5420309) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1577 + ... + 3650.

It is an arithmetic number, because the mean of its divisors is an integer number (729306).

Almost surely, 2^5420399 is an apocalyptic number.

5420399 is a deficient number, since it is larger than the sum of its proper divisors (414049).

5420399 is a wasteful number, since it uses less digits than its factorization.

5420399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5305.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 5420399 is about 2328.1750363751. The cubic root of 5420399 is about 175.6617016545.

The spelling of 5420399 in words is "five million, four hundred twenty thousand, three hundred ninety-nine".