1489223 has 2 divisors, whose sum is σ = 1489224. Its totient is φ = 1489222.

The previous prime is 1489207. The next prime is 1489231. The reversal of 1489223 is 3229841.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1489223 - 2⁴ = 1489207 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1489253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 744611 + 744612.

It is an arithmetic number, because the mean of its divisors is an integer number (744612).

2^1489223 is an apocalyptic number.

1489223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1489223 is an equidigital number, since it uses as much as digits as its factorization.

1489223 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 29.

The square root of 1489223 is about 1220.3372484686. The cubic root of 1489223 is about 114.1966187300.

The spelling of 1489223 in words is "one million, four hundred eighty-nine thousand, two hundred twenty-three".