1552222 has 24 divisors (see below), whose sum is σ = 2774304. Its totient is φ = 649152.

The previous prime is 1552217. The next prime is 1552223. The reversal of 1552222 is 2222551.

Its product of digits (400) is a multiple of the sum of its prime factors (400).

It is a self number, because there is not a number n which added to its sum of digits gives 1552222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552223) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4438 + ... + 4774.

It is an arithmetic number, because the mean of its divisors is an integer number (115596).

2^1552222 is an apocalyptic number.

1552222 is a deficient number, since it is larger than the sum of its proper divisors (1222082).

1552222 is a wasteful number, since it uses less digits than its factorization.

1552222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400 (or 393 counting only the distinct ones).

The product of its digits is 400, while the sum is 19.

The square root of 1552222 is about 1245.8820168860. The cubic root of 1552222 is about 115.7847275784.

Adding to 1552222 its reverse (2222551), we get a palindrome (3774773).

The spelling of 1552222 in words is "one million, five hundred fifty-two thousand, two hundred twenty-two".