3533544 has 160 divisors (see below), whose sum is σ = 12196800. Its totient is φ = 933120.

The previous prime is 3533539. The next prime is 3533549. The reversal of 3533544 is 4453353.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3533539) and next prime (3533549).

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

Its product of digits (10800) is a multiple of the sum of its prime divisors (72).

It is not an unprimeable number, because it can be changed into a prime (3533549) 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 39 ways as a sum of consecutive naturals, for example, 86164 + ... + 86204.

It is an arithmetic number, because the mean of its divisors is an integer number (76230).

Almost surely, 2^3533544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3533544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6098400).

3533544 is an abundant number, since it is smaller than the sum of its proper divisors (8663256).

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

3533544 is a wasteful number, since it uses less digits than its factorization.

3533544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85 (or 72 counting only the distinct ones).

The product of its digits is 10800, while the sum is 27.

The square root of 3533544 is about 1879.7723266396. The cubic root of 3533544 is about 152.3129517150.

Adding to 3533544 its reverse (4453353), we get a palindrome (7986897).

The spelling of 3533544 in words is "three million, five hundred thirty-three thousand, five hundred forty-four".