2045318 has 16 divisors (see below), whose sum is σ = 3456000. Its totient is φ = 899400.

The previous prime is 2045317. The next prime is 2045333. The reversal of 2045318 is 8135402.

It is a super-2 number, since 2×2045318² = 8366651442248, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2045293 and 2045302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2045311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 818 + ... + 2181.

It is an arithmetic number, because the mean of its divisors is an integer number (216000).

2^2045318 is an apocalyptic number.

2045318 is a deficient number, since it is larger than the sum of its proper divisors (1410682).

2045318 is a wasteful number, since it uses less digits than its factorization.

2045318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3043.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 2045318 is about 1430.1461463781. The cubic root of 2045318 is about 126.9366249200.

The spelling of 2045318 in words is "two million, forty-five thousand, three hundred eighteen".