2289657396 has 96 divisors (see below), whose sum is σ = 6251929600. Its totient is φ = 645874560.

The previous prime is 2289657361. The next prime is 2289657437. The reversal of 2289657396 is 6937569822.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 79425 + ... + 104343.

Almost surely, 2^2289657396 is an apocalyptic number.

2289657396 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2289657396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3125964800).

2289657396 is an abundant number, since it is smaller than the sum of its proper divisors (3962272204).

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

2289657396 is a wasteful number, since it uses less digits than its factorization.

2289657396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24989 (or 24987 counting only the distinct ones).

The product of its digits is 9797760, while the sum is 57.

The square root of 2289657396 is about 47850.3646381091. The cubic root of 2289657396 is about 1318.0245543047.

The spelling of 2289657396 in words is "two billion, two hundred eighty-nine million, six hundred fifty-seven thousand, three hundred ninety-six".