5679905 has 16 divisors (see below), whose sum is σ = 8498304. Its totient is φ = 3540480.

The previous prime is 5679899. The next prime is 5679923. The reversal of 5679905 is 5099765.

It is not a de Polignac number, because 5679905 - 2¹⁴ = 5663521 is a prime.

It is a super-2 number, since 2×5679905² = 64522641618050, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6992 + ... + 7761.

It is an arithmetic number, because the mean of its divisors is an integer number (531144).

Almost surely, 2^5679905 is an apocalyptic number.

5679905 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5679905 is a deficient number, since it is larger than the sum of its proper divisors (2818399).

5679905 is a wasteful number, since it uses less digits than its factorization.

5679905 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14776.

The product of its (nonzero) digits is 85050, while the sum is 41.

The square root of 5679905 is about 2383.2551269220. The cubic root of 5679905 is about 178.4214333576.

The spelling of 5679905 in words is "five million, six hundred seventy-nine thousand, nine hundred five".