2045340352 has 28 divisors (see below), whose sum is σ = 4427698536. Its totient is φ = 929699840.

The previous prime is 2045340347. The next prime is 2045340361. The reversal of 2045340352 is 2530435402.

It is a self number, because there is not a number n which added to its sum of digits gives 2045340352.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1451953 + ... + 1453360.

Almost surely, 2^2045340352 is an apocalyptic number.

2045340352 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2045340352 is an abundant number, since it is smaller than the sum of its proper divisors (2382358184).

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

2045340352 is a wasteful number, since it uses less digits than its factorization.

2045340352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2905336 (or 2905326 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 28.

The square root of 2045340352 is about 45225.4392129032. The cubic root of 2045340352 is about 1269.3708732199.

Adding to 2045340352 its reverse (2530435402), we get a palindrome (4575775754).

The spelling of 2045340352 in words is "two billion, forty-five million, three hundred forty thousand, three hundred fifty-two".