1652213 has 6 divisors (see below), whose sum is σ = 1755426. Its totient is φ = 1554752.

The previous prime is 1652171. The next prime is 1652237. The reversal of 1652213 is 3122561.

It can be written as a sum of positive squares in 3 ways, for example, as 734449 + 917764 = 857^2 + 958^2 .

It is not a de Polignac number, because 1652213 - 2¹⁸ = 1390069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1652243) 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 5 ways as a sum of consecutive naturals, for example, 2570 + ... + 3147.

It is an arithmetic number, because the mean of its divisors is an integer number (292571).

2^1652213 is an apocalyptic number.

It is an amenable number.

1652213 is a deficient number, since it is larger than the sum of its proper divisors (103213).

1652213 is an equidigital number, since it uses as much as digits as its factorization.

1652213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5751 (or 5734 counting only the distinct ones).

The product of its digits is 360, while the sum is 20.

The square root of 1652213 is about 1285.3843783087. The cubic root of 1652213 is about 118.2193802604.

Adding to 1652213 its reverse (3122561), we get a palindrome (4774774).

The spelling of 1652213 in words is "one million, six hundred fifty-two thousand, two hundred thirteen".