2045235904 has 28 divisors (see below), whose sum is σ = 4198467600. Its totient is φ = 987354368.

The previous prime is 2045235901. The next prime is 2045235911. The reversal of 2045235904 is 4095325402.

It is a self number, because there is not a number n which added to its sum of digits gives 2045235904.

It is not an unprimeable number, because it can be changed into a prime (2045235901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 549124 + ... + 552835.

Almost surely, 2^2045235904 is an apocalyptic number.

It is an amenable number.

2045235904 is an abundant number, since it is smaller than the sum of its proper divisors (2153231696).

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

2045235904 is a wasteful number, since it uses less digits than its factorization.

2045235904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102000 (or 1101990 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 2045235904 is about 45224.2844498396. The cubic root of 2045235904 is about 1269.3492654867.

The spelling of 2045235904 in words is "two billion, forty-five million, two hundred thirty-five thousand, nine hundred four".