2394478 has 4 divisors (see below), whose sum is σ = 3591720. Its totient is φ = 1197238.

The previous prime is 2394451. The next prime is 2394479. The reversal of 2394478 is 8744932.

It is a happy number.

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 (2394479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 598618 + ... + 598621.

It is an arithmetic number, because the mean of its divisors is an integer number (897930).

2^2394478 is an apocalyptic number.

2394478 is a deficient number, since it is larger than the sum of its proper divisors (1197242).

2394478 is a wasteful number, since it uses less digits than its factorization.

2394478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1197241.

The product of its digits is 48384, while the sum is 37.

The square root of 2394478 is about 1547.4100943189. The cubic root of 2394478 is about 133.7838275866.

The spelling of 2394478 in words is "two million, three hundred ninety-four thousand, four hundred seventy-eight".