1664362 has 16 divisors (see below), whose sum is σ = 3003840. Its totient is φ = 675648.

The previous prime is 1664353. The next prime is 1664387. The reversal of 1664362 is 2634661.

It is a self number, because there is not a number n which added to its sum of digits gives 1664362.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2863 + ... + 3394.

It is an arithmetic number, because the mean of its divisors is an integer number (187740).

2^1664362 is an apocalyptic number.

1664362 is a deficient number, since it is larger than the sum of its proper divisors (1339478).

1664362 is a wasteful number, since it uses less digits than its factorization.

1664362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6285.

The product of its digits is 5184, while the sum is 28.

The square root of 1664362 is about 1290.1015463908. The cubic root of 1664362 is about 118.5084352509.

Subtracting 1664362 from its reverse (2634661), we obtain a cube (970299 = 99³).

The spelling of 1664362 in words is "one million, six hundred sixty-four thousand, three hundred sixty-two".