2293776 has 60 divisors (see below), whose sum is σ = 6804252. Its totient is φ = 718848.

The previous prime is 2293771. The next prime is 2293777. The reversal of 2293776 is 6773922.

It can be written as a sum of positive squares in 2 ways, for example, as 853776 + 1440000 = 924^2 + 1200^2 .

It is a super-2 number, since 2×2293776² = 10522816676352, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2293776.

It is not an unprimeable number, because it can be changed into a prime (2293771) 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, 1980 + ... + 2916.

2^2293776 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 2293776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3402126).

2293776 is an abundant number, since it is smaller than the sum of its proper divisors (4510476).

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

2293776 is a wasteful number, since it uses less digits than its factorization.

2293776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968 (or 959 counting only the distinct ones).

The product of its digits is 31752, while the sum is 36.

The square root of 2293776 is about 1514.5217066784. The cubic root of 2293776 is about 131.8814362364.

It can be divided in two parts, 229 and 3776, that added together give a triangular number (4005 = T₈₉).

The spelling of 2293776 in words is "two million, two hundred ninety-three thousand, seven hundred seventy-six".