2205926 has 4 divisors (see below), whose sum is σ = 3308892. Its totient is φ = 1102962.

The previous prime is 2205911. The next prime is 2205947. The reversal of 2205926 is 6295022.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×2205926² = 9732219034952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2205895 and 2205904.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551480 + ... + 551483.

It is an arithmetic number, because the mean of its divisors is an integer number (827223).

2^2205926 is an apocalyptic number.

2205926 is a deficient number, since it is larger than the sum of its proper divisors (1102966).

2205926 is a wasteful number, since it uses less digits than its factorization.

2205926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1102965.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 2205926 is about 1485.2360081819. The cubic root of 2205926 is about 130.1758173370.

The spelling of 2205926 in words is "two million, two hundred five thousand, nine hundred twenty-six".