2034434440 has 32 divisors (see below), whose sum is σ = 4589043480. Its totient is φ = 811717632.

The previous prime is 2034434411. The next prime is 2034434449. The reversal of 2034434440 is 444344302.

It can be written as a sum of positive squares in 4 ways, for example, as 1384286436 + 650148004 = 37206^2 + 25498^2 .

It is a super-2 number, since 2×2034434440² = 8277846981316227200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2034434399 and 2034434408.

It is not an unprimeable number, because it can be changed into a prime (2034434449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48177 + ... + 79936.

Almost surely, 2^2034434440 is an apocalyptic number.

2034434440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2034434440 is an abundant number, since it is smaller than the sum of its proper divisors (2554609040).

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

2034434440 is a wasteful number, since it uses less digits than its factorization.

2034434440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128521 (or 128517 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

The square root of 2034434440 is about 45104.7052977846. The cubic root of 2034434440 is about 1267.1107236557.

Adding to 2034434440 its reverse (444344302), we get a palindrome (2478778742).

The spelling of 2034434440 in words is "two billion, thirty-four million, four hundred thirty-four thousand, four hundred forty".