2273398 has 4 divisors (see below), whose sum is σ = 3410100. Its totient is φ = 1136698.

The previous prime is 2273363. The next prime is 2273399. The reversal of 2273398 is 8933722.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2273399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 568348 + ... + 568351.

It is an arithmetic number, because the mean of its divisors is an integer number (852525).

2^2273398 is an apocalyptic number.

2273398 is a deficient number, since it is larger than the sum of its proper divisors (1136702).

2273398 is a wasteful number, since it uses less digits than its factorization.

2273398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1136701.

The product of its digits is 18144, while the sum is 34.

The square root of 2273398 is about 1507.7791615485. The cubic root of 2273398 is about 131.4897272549.

The spelling of 2273398 in words is "two million, two hundred seventy-three thousand, three hundred ninety-eight".