2298078 has 16 divisors (see below), whose sum is σ = 5106960. Its totient is φ = 766008.

The previous prime is 2298073. The next prime is 2298089. The reversal of 2298078 is 8708922.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2298071) 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, 21225 + ... + 21332.

It is an arithmetic number, because the mean of its divisors is an integer number (319185).

2^2298078 is an apocalyptic number.

2298078 is an abundant number, since it is smaller than the sum of its proper divisors (2808882).

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

2298078 is a wasteful number, since it uses less digits than its factorization.

2298078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42568 (or 42562 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The square root of 2298078 is about 1515.9412917392. The cubic root of 2298078 is about 131.9638330667.

The spelling of 2298078 in words is "two million, two hundred ninety-eight thousand, seventy-eight".