1622252 has 12 divisors (see below), whose sum is σ = 2899680. Its totient is φ = 793776.

The previous prime is 1622233. The next prime is 1622263. The reversal of 1622252 is 2522261.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4127 + ... + 4502.

It is an arithmetic number, because the mean of its divisors is an integer number (241640).

2^1622252 is an apocalyptic number.

It is an amenable number.

1622252 is a deficient number, since it is larger than the sum of its proper divisors (1277428).

1622252 is a wasteful number, since it uses less digits than its factorization.

1622252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8680 (or 8678 counting only the distinct ones).

The product of its digits is 480, while the sum is 20.

The square root of 1622252 is about 1273.6765680501. The cubic root of 1622252 is about 117.5004255304.

Subtracting 1622252 from its reverse (2522261), we obtain a palindrome (900009).

The spelling of 1622252 in words is "one million, six hundred twenty-two thousand, two hundred fifty-two".