1484840 has 32 divisors (see below), whose sum is σ = 3818880. Its totient is φ = 508992.

The previous prime is 1484837. The next prime is 1484849. The reversal of 1484840 is 484841.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (1484849) 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, 2372 + ... + 2931.

It is an arithmetic number, because the mean of its divisors is an integer number (119340).

2^1484840 is an apocalyptic number.

1484840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1484840 is an abundant number, since it is smaller than the sum of its proper divisors (2334040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1484840 is a wasteful number, since it uses less digits than its factorization.

1484840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5321 (or 5317 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 29.

The square root of 1484840 is about 1218.5401101318. The cubic root of 1484840 is about 114.0844762185.

Subtracting from 1484840 its reverse (484841), we obtain a palindrome (999999).

The spelling of 1484840 in words is "one million, four hundred eighty-four thousand, eight hundred forty".