1662484 has 24 divisors (see below), whose sum is σ = 3064320. Its totient is φ = 788256.

The previous prime is 1662467. The next prime is 1662487. The reversal of 1662484 is 4842661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1662487) 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, 6837 + ... + 7075.

It is an arithmetic number, because the mean of its divisors is an integer number (127680).

2^1662484 is an apocalyptic number.

It is an amenable number.

1662484 is a deficient number, since it is larger than the sum of its proper divisors (1401836).

1662484 is a wasteful number, since it uses less digits than its factorization.

With its predecessor (1662483) it forms an eRAP, since the sums of their prime factors are consecutive (326 and 327).

1662484 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327 (or 325 counting only the distinct ones).

The product of its digits is 9216, while the sum is 31.

The square root of 1662484 is about 1289.3734912740. The cubic root of 1662484 is about 118.4638450710.

It can be divided in two parts, 1662 and 484, that multiplied together give a palindrome (804408).

The spelling of 1662484 in words is "one million, six hundred sixty-two thousand, four hundred eighty-four".