2026605 has 16 divisors (see below), whose sum is σ = 3705984. Its totient is φ = 926400.

The previous prime is 2026567. The next prime is 2026613. The reversal of 2026605 is 5066202.

It is not a de Polignac number, because 2026605 - 2¹³ = 2018413 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

2026605 is a lucky number.

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, 9546 + ... + 9755.

It is an arithmetic number, because the mean of its divisors is an integer number (231624).

2^2026605 is an apocalyptic number.

It is an amenable number.

2026605 is a deficient number, since it is larger than the sum of its proper divisors (1679379).

2026605 is a wasteful number, since it uses less digits than its factorization.

2026605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19316.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 2026605 is about 1423.5887748925. The cubic root of 2026605 is about 126.5483158925.

The spelling of 2026605 in words is "two million, twenty-six thousand, six hundred five".