2259044436 has 48 divisors (see below), whose sum is σ = 5948591040. Its totient is φ = 660952320.

The previous prime is 2259044413. The next prime is 2259044441. The reversal of 2259044436 is 6344409522.

It is a junction number, because it is equal to n+sod(n) for n = 2259044394 and 2259044403.

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, 291241 + ... + 298896.

It is an arithmetic number, because the mean of its divisors is an integer number (123928980).

Almost surely, 2^2259044436 is an apocalyptic number.

It is an amenable number.

2259044436 is an abundant number, since it is smaller than the sum of its proper divisors (3689546604).

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

2259044436 is a wasteful number, since it uses less digits than its factorization.

2259044436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590184 (or 590182 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 39.

The square root of 2259044436 is about 47529.4060135407. The cubic root of 2259044436 is about 1312.1241369814.

The spelling of 2259044436 in words is "two billion, two hundred fifty-nine million, forty-four thousand, four hundred thirty-six".