2275878 has 16 divisors (see below), whose sum is σ = 4965696. Its totient is φ = 689640.

The previous prime is 2275859. The next prime is 2275879. The reversal of 2275878 is 8785722.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2275879) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17176 + ... + 17307.

It is an arithmetic number, because the mean of its divisors is an integer number (310356).

2^2275878 is an apocalyptic number.

2275878 is an abundant number, since it is smaller than the sum of its proper divisors (2689818).

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

2275878 is a wasteful number, since it uses less digits than its factorization.

2275878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34499.

The product of its digits is 62720, while the sum is 39.

The square root of 2275878 is about 1508.6013389892. The cubic root of 2275878 is about 131.5375229655.

It can be divided in two parts, 227 and 5878, that added together give a triangular number (6105 = T₁₁₀).

The spelling of 2275878 in words is "two million, two hundred seventy-five thousand, eight hundred seventy-eight".