2045442230 has 16 divisors (see below), whose sum is σ = 3965011344. Its totient is φ = 755240160.

The previous prime is 2045442221. The next prime is 2045442241. The reversal of 2045442230 is 322445402.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 2045442230.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7866956 + ... + 7867215.

It is an arithmetic number, because the mean of its divisors is an integer number (247813209).

Almost surely, 2^2045442230 is an apocalyptic number.

2045442230 is a deficient number, since it is larger than the sum of its proper divisors (1919569114).

2045442230 is a wasteful number, since it uses less digits than its factorization.

2045442230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15734191.

The product of its (nonzero) digits is 7680, while the sum is 26.

The square root of 2045442230 is about 45226.5655339868. The cubic root of 2045442230 is about 1269.3919485744.

Adding to 2045442230 its reverse (322445402), we get a palindrome (2367887632).

The spelling of 2045442230 in words is "two billion, forty-five million, four hundred forty-two thousand, two hundred thirty".