2292605856 has 384 divisors, whose sum is σ = 7498552320. Its totient is φ = 686776320.

The previous prime is 2292605773. The next prime is 2292605857. The reversal of 2292605856 is 6585062922.

2292605856 is a `hidden beast` number, since 2 + 2 + 9 + 2 + 60 + 585 + 6 = 666.

It is a super-2 number, since 2×2292605856² = 10512083221930985472, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2292605857) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 48778825 + ... + 48778871.

It is an arithmetic number, because the mean of its divisors is an integer number (19527480).

Almost surely, 2^2292605856 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2292605856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3749276160).

2292605856 is an abundant number, since it is smaller than the sum of its proper divisors (5205946464).

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

2292605856 is an equidigital number, since it uses as much as digits as its factorization.

2292605856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 110 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 45.

The square root of 2292605856 is about 47881.1638956281. The cubic root of 2292605856 is about 1318.5900647862.

The spelling of 2292605856 in words is "two billion, two hundred ninety-two million, six hundred five thousand, eight hundred fifty-six".