1484989 has 4 divisors (see below), whose sum is σ = 1620000. Its totient is φ = 1349980.

The previous prime is 1484969. The next prime is 1484999. The reversal of 1484989 is 9894841.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9894841 = 11 ⋅899531.

It is a cyclic number.

It is not a de Polignac number, because 1484989 - 2¹⁵ = 1452221 is a prime.

It is a Duffinian number.

1484989 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1484929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67489 + ... + 67510.

It is an arithmetic number, because the mean of its divisors is an integer number (405000).

2^1484989 is an apocalyptic number.

It is an amenable number.

1484989 is a deficient number, since it is larger than the sum of its proper divisors (135011).

1484989 is a wasteful number, since it uses less digits than its factorization.

1484989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135010.

The product of its digits is 82944, while the sum is 43.

The square root of 1484989 is about 1218.6012473324. The cubic root of 1484989 is about 114.0882921220.

The spelling of 1484989 in words is "one million, four hundred eighty-four thousand, nine hundred eighty-nine".