1489455 has 64 divisors (see below), whose sum is σ = 3110400. Its totient is φ = 668160.

The previous prime is 1489451. The next prime is 1489463. The reversal of 1489455 is 5549841.

It is not a de Polignac number, because 1489455 - 2² = 1489451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1489451) by changing a digit.

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 in 63 ways as a sum of consecutive naturals, for example, 25216 + ... + 25274.

It is an arithmetic number, because the mean of its divisors is an integer number (48600).

2^1489455 is an apocalyptic number.

1489455 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1489455 is an abundant number, since it is smaller than the sum of its proper divisors (1620945).

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

1489455 is a wasteful number, since it uses less digits than its factorization.

1489455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101 (or 95 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The square root of 1489455 is about 1220.4323004575. The cubic root of 1489455 is about 114.2025484979.

The spelling of 1489455 in words is "one million, four hundred eighty-nine thousand, four hundred fifty-five".