1494387 has 6 divisors (see below), whose sum is σ = 2158572. Its totient is φ = 996252.

The previous prime is 1494377. The next prime is 1494391. The reversal of 1494387 is 7834941.

It is a happy number.

It is not a de Polignac number, because 1494387 - 2⁴ = 1494371 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (1494347) 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 in 5 ways as a sum of consecutive naturals, for example, 83013 + ... + 83030.

It is an arithmetic number, because the mean of its divisors is an integer number (359762).

2^1494387 is an apocalyptic number.

1494387 is a deficient number, since it is larger than the sum of its proper divisors (664185).

1494387 is a wasteful number, since it uses less digits than its factorization.

1494387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166049 (or 166046 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 1494387 is about 1222.4512260209. The cubic root of 1494387 is about 114.3284617617.

It can be divided in two parts, 1494 and 387, that added together give a palindrome (1881).

The spelling of 1494387 in words is "one million, four hundred ninety-four thousand, three hundred eighty-seven".