4059005 has 18 divisors (see below), whose sum is σ = 5273646. Its totient is φ = 2998528.

The previous prime is 4058981. The next prime is 4059037. The reversal of 4059005 is 5009504.

It can be written as a sum of positive squares in 9 ways, for example, as 14884 + 4044121 = 122^2 + 2011^2 .

It is not a de Polignac number, because 4059005 - 2⁸ = 4058749 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 76559 + ... + 76611.

Almost surely, 2^4059005 is an apocalyptic number.

It is an amenable number.

4059005 is a deficient number, since it is larger than the sum of its proper divisors (1214641).

4059005 is an equidigital number, since it uses as much as digits as its factorization.

4059005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145 (or 75 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 4059005 is about 2014.6972477273. The cubic root of 4059005 is about 159.5168366971.

The spelling of 4059005 in words is "four million, fifty-nine thousand, five".