2278298 has 16 divisors (see below), whose sum is σ = 3857760. Its totient is φ = 999600.

The previous prime is 2278291. The next prime is 2278301. The reversal of 2278298 is 8928722.

It is a d-powerful number, because it can be written as 2⁵ + 2⁸ + 7⁶ + 8² + 2²¹ + 9⁵ + 8⁴ .

It is not an unprimeable number, because it can be changed into a prime (2278291) 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, 1148 + ... + 2423.

It is an arithmetic number, because the mean of its divisors is an integer number (241110).

2^2278298 is an apocalyptic number.

2278298 is a deficient number, since it is larger than the sum of its proper divisors (1579462).

2278298 is a wasteful number, since it uses less digits than its factorization.

2278298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3613.

The product of its digits is 32256, while the sum is 38.

The square root of 2278298 is about 1509.4031933185. The cubic root of 2278298 is about 131.5841288682.

The spelling of 2278298 in words is "two million, two hundred seventy-eight thousand, two hundred ninety-eight".