2045423000 has 64 divisors (see below), whose sum is σ = 5067878400. Its totient is φ = 770035200.

The previous prime is 2045422993. The next prime is 2045423063. The reversal of 2045423000 is 3245402.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 43160 + ... + 77159.

It is an arithmetic number, because the mean of its divisors is an integer number (79185600).

Almost surely, 2^2045423000 is an apocalyptic number.

2045423000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2045423000 is an abundant number, since it is smaller than the sum of its proper divisors (3022455400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2045423000 is a wasteful number, since it uses less digits than its factorization.

2045423000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120357 (or 120343 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 2045423000 is about 45226.3529371980. The cubic root of 2045423000 is about 1269.3879705457.

Adding to 2045423000 its reverse (3245402), we get a palindrome (2048668402).

The spelling of 2045423000 in words is "two billion, forty-five million, four hundred twenty-three thousand".