3552646 has 4 divisors (see below), whose sum is σ = 5328972. Its totient is φ = 1776322.

The previous prime is 3552641. The next prime is 3552667. The reversal of 3552646 is 6462553.

3552646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6462553 = 601 ⋅10753.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3552641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 888160 + ... + 888163.

It is an arithmetic number, because the mean of its divisors is an integer number (1332243).

Almost surely, 2^3552646 is an apocalyptic number.

3552646 is a deficient number, since it is larger than the sum of its proper divisors (1776326).

3552646 is a wasteful number, since it uses less digits than its factorization.

3552646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1776325.

The product of its digits is 21600, while the sum is 31.

The square root of 3552646 is about 1884.8464128411. The cubic root of 3552646 is about 152.5869216914.

The spelling of 3552646 in words is "three million, five hundred fifty-two thousand, six hundred forty-six".