1490456 has 16 divisors (see below), whose sum is σ = 3048840. Its totient is φ = 677440.

The previous prime is 1490443. The next prime is 1490459. The reversal of 1490456 is 6540941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1490459) 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 in 3 ways as a sum of consecutive naturals, for example, 8381 + ... + 8556.

2^1490456 is an apocalyptic number.

It is an amenable number.

1490456 is an abundant number, since it is smaller than the sum of its proper divisors (1558384).

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

1490456 is a wasteful number, since it uses less digits than its factorization.

1490456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16954 (or 16950 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1490456 is about 1220.8423321625. The cubic root of 1490456 is about 114.2281263438.

The spelling of 1490456 in words is "one million, four hundred ninety thousand, four hundred fifty-six".