2276538 has 32 divisors (see below), whose sum is σ = 5261760. Its totient is φ = 648960.

The previous prime is 2276537. The next prime is 2276551. The reversal of 2276538 is 8356722.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 2276499 and 2276508.

It is not an unprimeable number, because it can be changed into a prime (2276537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108 + ... + 2136.

It is an arithmetic number, because the mean of its divisors is an integer number (164430).

2^2276538 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2276538, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2630880).

2276538 is an abundant number, since it is smaller than the sum of its proper divisors (2985222).

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

2276538 is a wasteful number, since it uses less digits than its factorization.

2276538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2062.

The product of its digits is 20160, while the sum is 33.

The square root of 2276538 is about 1508.8200687955. The cubic root of 2276538 is about 131.5502369415.

2276538 divided by its sum of digits (33) gives a palindrome (68986).

The spelling of 2276538 in words is "two million, two hundred seventy-six thousand, five hundred thirty-eight".