3552340 has 48 divisors (see below), whose sum is σ = 8293824. Its totient is φ = 1267200.

The previous prime is 3552313. The next prime is 3552347. The reversal of 3552340 is 432553.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3552347) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14620 + ... + 14860.

It is an arithmetic number, because the mean of its divisors is an integer number (172788).

Almost surely, 2^3552340 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 3552340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4146912).

3552340 is an abundant number, since it is smaller than the sum of its proper divisors (4741484).

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

3552340 is a wasteful number, since it uses less digits than its factorization.

3552340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328 (or 326 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 3552340 is about 1884.7652373704. The cubic root of 3552340 is about 152.5825406433.

Adding to 3552340 its reverse (432553), we get a palindrome (3984893).

The spelling of 3552340 in words is "three million, five hundred fifty-two thousand, three hundred forty".