1438486 has 16 divisors (see below), whose sum is σ = 2533536. Its totient is φ = 599616.

The previous prime is 1438483. The next prime is 1438501. The reversal of 1438486 is 6848341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1438483) 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, 871 + ... + 1906.

It is an arithmetic number, because the mean of its divisors is an integer number (158346).

2^1438486 is an apocalyptic number.

1438486 is a deficient number, since it is larger than the sum of its proper divisors (1095050).

1438486 is a wasteful number, since it uses less digits than its factorization.

1438486 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2823.

The product of its digits is 18432, while the sum is 34.

The square root of 1438486 is about 1199.3690007667. The cubic root of 1438486 is about 112.8847337948.

The spelling of 1438486 in words is "one million, four hundred thirty-eight thousand, four hundred eighty-six".