5579405 has 8 divisors (see below), whose sum is σ = 7210392. Its totient is φ = 4120128.

The previous prime is 5579401. The next prime is 5579419. The reversal of 5579405 is 5049755.

5579405 = T₁₃₅ + T₁₃₆ + ... + T₃₂₉.

It can be written as a sum of positive squares in 4 ways, for example, as 857476 + 4721929 = 926^2 + 2173^2 .

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 5579405 - 2² = 5579401 is a prime.

It is a super-2 number, since 2×5579405² = 62259520308050, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5579401) 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, 42854 + ... + 42983.

It is an arithmetic number, because the mean of its divisors is an integer number (901299).

Almost surely, 2^5579405 is an apocalyptic number.

It is an amenable number.

5579405 is a deficient number, since it is larger than the sum of its proper divisors (1630987).

5579405 is a wasteful number, since it uses less digits than its factorization.

5579405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85855.

The product of its (nonzero) digits is 31500, while the sum is 35.

The square root of 5579405 is about 2362.0764170534. The cubic root of 5579405 is about 177.3628378964.

The spelling of 5579405 in words is "five million, five hundred seventy-nine thousand, four hundred five".