1494478 has 4 divisors (see below), whose sum is σ = 2241720. Its totient is φ = 747238.

The previous prime is 1494473. The next prime is 1494481. The reversal of 1494478 is 8744941.

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 (1494473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373618 + ... + 373621.

It is an arithmetic number, because the mean of its divisors is an integer number (560430).

2^1494478 is an apocalyptic number.

1494478 is a deficient number, since it is larger than the sum of its proper divisors (747242).

1494478 is an equidigital number, since it uses as much as digits as its factorization.

1494478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 747241.

The product of its digits is 32256, while the sum is 37.

The square root of 1494478 is about 1222.4884457532. The cubic root of 1494478 is about 114.3307823741.

The spelling of 1494478 in words is "one million, four hundred ninety-four thousand, four hundred seventy-eight".