1552122 has 80 divisors (see below), whose sum is σ = 4146912. Its totient is φ = 427680.

The previous prime is 1552121. The next prime is 1552123. The reversal of 1552122 is 2212551.

It is an interprime number because it is at equal distance from previous prime (1552121) and next prime (1552123).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1552095 and 1552104.

It is not an unprimeable number, because it can be changed into a prime (1552121) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 23133 + ... + 23199.

2^1552122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1552122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2073456).

1552122 is an abundant number, since it is smaller than the sum of its proper divisors (2594790).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1552122 is a wasteful number, since it uses less digits than its factorization.

1552122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105 (or 96 counting only the distinct ones).

The product of its digits is 200, while the sum is 18.

The square root of 1552122 is about 1245.8418840286. The cubic root of 1552122 is about 115.7822410953.

Adding to 1552122 its reverse (2212551), we get a palindrome (3764673).

The spelling of 1552122 in words is "one million, five hundred fifty-two thousand, one hundred twenty-two".