1552216 has 8 divisors (see below), whose sum is σ = 2910420. Its totient is φ = 776104.

The previous prime is 1552207. The next prime is 1552217. The reversal of 1552216 is 6122551.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1552217) 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 as a sum of consecutive naturals, namely, 97006 + ... + 97021.

2^1552216 is an apocalyptic number.

It is an amenable number.

1552216 is a deficient number, since it is larger than the sum of its proper divisors (1358204).

1552216 is a wasteful number, since it uses less digits than its factorization.

1552216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194033 (or 194029 counting only the distinct ones).

The product of its digits is 600, while the sum is 22.

The square root of 1552216 is about 1245.8796089510. The cubic root of 1552216 is about 115.7845783924.

Adding to 1552216 its reverse (6122551), we get a palindrome (7674767).

The spelling of 1552216 in words is "one million, five hundred fifty-two thousand, two hundred sixteen".