2045472234 has 48 divisors (see below), whose sum is σ = 4446900000. Its totient is φ = 626952768.

The previous prime is 2045472193. The next prime is 2045472251. The reversal of 2045472234 is 4322745402.

It is a junction number, because it is equal to n+sod(n) for n = 2045472195 and 2045472204.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 269017 + ... + 276515.

It is an arithmetic number, because the mean of its divisors is an integer number (92643750).

Almost surely, 2^2045472234 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2045472234, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2223450000).

2045472234 is an abundant number, since it is smaller than the sum of its proper divisors (2401427766).

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

2045472234 is a wasteful number, since it uses less digits than its factorization.

2045472234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7799 (or 7786 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 33.

The square root of 2045472234 is about 45226.8972404696. The cubic root of 2045472234 is about 1269.3981553250.

The spelling of 2045472234 in words is "two billion, forty-five million, four hundred seventy-two thousand, two hundred thirty-four".