5406879 has 4 divisors (see below), whose sum is σ = 7209176. Its totient is φ = 3604584.

The previous prime is 5406859. The next prime is 5406881. The reversal of 5406879 is 9786045.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 5406879 - 2⁸ = 5406623 is a prime.

It is an Ulam number.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5406809) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 901144 + ... + 901149.

It is an arithmetic number, because the mean of its divisors is an integer number (1802294).

Almost surely, 2^5406879 is an apocalyptic number.

5406879 is a deficient number, since it is larger than the sum of its proper divisors (1802297).

5406879 is a wasteful number, since it uses less digits than its factorization.

5406879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1802296.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 5406879 is about 2325.2696617812. The cubic root of 5406879 is about 175.5155301555.

The spelling of 5406879 in words is "five million, four hundred six thousand, eight hundred seventy-nine".