2045366 has 4 divisors (see below), whose sum is σ = 3068052. Its totient is φ = 1022682.

The previous prime is 2045363. The next prime is 2045371. The reversal of 2045366 is 6635402.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6635402 = 2 ⋅3317701.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511340 + ... + 511343.

It is an arithmetic number, because the mean of its divisors is an integer number (767013).

2^2045366 is an apocalyptic number.

2045366 is a deficient number, since it is larger than the sum of its proper divisors (1022686).

2045366 is a wasteful number, since it uses less digits than its factorization.

2045366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1022685.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 2045366 is about 1430.1629277813. The cubic root of 2045366 is about 126.9376179050.

The spelling of 2045366 in words is "two million, forty-five thousand, three hundred sixty-six".