1490392 has 8 divisors (see below), whose sum is σ = 2794500. Its totient is φ = 745192.

The previous prime is 1490381. The next prime is 1490429. The reversal of 1490392 is 2930941.

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 1490392.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93142 + ... + 93157.

2^1490392 is an apocalyptic number.

It is an amenable number.

1490392 is a deficient number, since it is larger than the sum of its proper divisors (1304108).

1490392 is a wasteful number, since it uses less digits than its factorization.

1490392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186305 (or 186301 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 28.

The square root of 1490392 is about 1220.8161204702. The cubic root of 1490392 is about 114.2264913397.

The spelling of 1490392 in words is "one million, four hundred ninety thousand, three hundred ninety-two".