3552121 has 4 divisors (see below), whose sum is σ = 3565044. Its totient is φ = 3539200.

The previous prime is 3552103. The next prime is 3552137. The reversal of 3552121 is 1212553.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1212553 = 47 ⋅25799.

It can be written as a sum of positive squares in 2 ways, for example, as 783225 + 2768896 = 885^2 + 1664^2 .

It is a cyclic number.

It is not a de Polignac number, because 3552121 - 2¹⁷ = 3421049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3552421) 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 in 3 ways as a sum of consecutive naturals, for example, 6040 + ... + 6601.

It is an arithmetic number, because the mean of its divisors is an integer number (891261).

Almost surely, 2^3552121 is an apocalyptic number.

It is an amenable number.

3552121 is a deficient number, since it is larger than the sum of its proper divisors (12923).

3552121 is a wasteful number, since it uses less digits than its factorization.

3552121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12922.

The product of its digits is 300, while the sum is 19.

The square root of 3552121 is about 1884.7071390537. The cubic root of 3552121 is about 152.5794050329.

Adding to 3552121 its reverse (1212553), we get a palindrome (4764674).

The spelling of 3552121 in words is "three million, five hundred fifty-two thousand, one hundred twenty-one".