2278874 has 8 divisors (see below), whose sum is σ = 3681300. Its totient is φ = 1051776.

The previous prime is 2278847. The next prime is 2278877. The reversal of 2278874 is 4788722.

2278874 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2122849 + 156025 = 1457^2 + 395^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 2 + 2¹⁷ + 7² + 8⁵ + 8⁷ + 7⁵ + 4⁵ .

It is not an unprimeable number, because it can be changed into a prime (2278877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 43799 + ... + 43850.

2^2278874 is an apocalyptic number.

2278874 is a deficient number, since it is larger than the sum of its proper divisors (1402426).

2278874 is a wasteful number, since it uses less digits than its factorization.

2278874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87664.

The product of its digits is 50176, while the sum is 38.

The square root of 2278874 is about 1509.5939851496. The cubic root of 2278874 is about 131.5952169805.

The spelling of 2278874 in words is "two million, two hundred seventy-eight thousand, eight hundred seventy-four".