2289943392 has 72 divisors (see below), whose sum is σ = 6607277208. Its totient is φ = 693918720.

The previous prime is 2289943363. The next prime is 2289943399. The reversal of 2289943392 is 2933499822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2289943399) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 86953 + ... + 110184.

It is an arithmetic number, because the mean of its divisors is an integer number (91767739).

Almost surely, 2^2289943392 is an apocalyptic number.

2289943392 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2289943392 is an abundant number, since it is smaller than the sum of its proper divisors (4317333816).

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

2289943392 is a wasteful number, since it uses less digits than its factorization.

2289943392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197172 (or 197153 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 51.

The square root of 2289943392 is about 47853.3529859716. The cubic root of 2289943392 is about 1318.0794291894.

The spelling of 2289943392 in words is "two billion, two hundred eighty-nine million, nine hundred forty-three thousand, three hundred ninety-two".