4026605 has 16 divisors (see below), whose sum is σ = 5313600. Its totient is φ = 2904960.

The previous prime is 4026593. The next prime is 4026611. The reversal of 4026605 is 5066204.

It is not a de Polignac number, because 4026605 - 2¹⁴ = 4010221 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9641 + ... + 10049.

It is an arithmetic number, because the mean of its divisors is an integer number (332100).

Almost surely, 2^4026605 is an apocalyptic number.

It is an amenable number.

4026605 is a deficient number, since it is larger than the sum of its proper divisors (1286995).

4026605 is a wasteful number, since it uses less digits than its factorization.

4026605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 4026605 is about 2006.6402268469. The cubic root of 4026605 is about 159.0912678285.

It can be divided in two parts, 402 and 6605, that added together give a palindrome (7007).

The spelling of 4026605 in words is "four million, twenty-six thousand, six hundred five".