1492664 has 8 divisors (see below), whose sum is σ = 2798760. Its totient is φ = 746328.

The previous prime is 1492661. The next prime is 1492703. The reversal of 1492664 is 4662941.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1492664.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1492661) by changing a digit.

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 as a sum of consecutive naturals, namely, 93284 + ... + 93299.

It is an arithmetic number, because the mean of its divisors is an integer number (349845).

2^1492664 is an apocalyptic number.

It is an amenable number.

1492664 is a deficient number, since it is larger than the sum of its proper divisors (1306096).

1492664 is a wasteful number, since it uses less digits than its factorization.

1492664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186589 (or 186585 counting only the distinct ones).

The product of its digits is 10368, while the sum is 32.

The square root of 1492664 is about 1221.7462911751. The cubic root of 1492664 is about 114.2845053444.

The spelling of 1492664 in words is "one million, four hundred ninety-two thousand, six hundred sixty-four".