1652489 has 2 divisors, whose sum is σ = 1652490. Its totient is φ = 1652488.

The previous prime is 1652479. The next prime is 1652491. The reversal of 1652489 is 9842561.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1646089 + 6400 = 1283^2 + 80^2 .

It is an emirp because it is prime and its reverse (9842561) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1652489 - 2¹⁶ = 1586953 is a prime.

Together with 1652491, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1652419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 826244 + 826245.

It is an arithmetic number, because the mean of its divisors is an integer number (826245).

2^1652489 is an apocalyptic number.

It is an amenable number.

1652489 is a deficient number, since it is larger than the sum of its proper divisors (1).

1652489 is an equidigital number, since it uses as much as digits as its factorization.

1652489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 35.

The square root of 1652489 is about 1285.4917347070. The cubic root of 1652489 is about 118.2259626910.

The spelling of 1652489 in words is "one million, six hundred fifty-two thousand, four hundred eighty-nine".