1652422 has 4 divisors (see below), whose sum is σ = 2478636. Its totient is φ = 826210.

The previous prime is 1652419. The next prime is 1652459. The reversal of 1652422 is 2242561.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2242561 = 719 ⋅3119.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a d-powerful number, because it can be written as 1 + 6⁴ + 5⁷ + 2³ + 4¹⁰ + 2⁷ + 2¹⁹ .

It is a junction number, because it is equal to n+sod(n) for n = 1652393 and 1652402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 413104 + ... + 413107.

It is an arithmetic number, because the mean of its divisors is an integer number (619659).

2^1652422 is an apocalyptic number.

1652422 is a deficient number, since it is larger than the sum of its proper divisors (826214).

1652422 is an equidigital number, since it uses as much as digits as its factorization.

1652422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 826213.

The product of its digits is 960, while the sum is 22.

The square root of 1652422 is about 1285.4656743764. The cubic root of 1652422 is about 118.2243648495.

Adding to 1652422 its reverse (2242561), we get a palindrome (3894983).

The spelling of 1652422 in words is "one million, six hundred fifty-two thousand, four hundred twenty-two".