3520896 has 64 divisors (see below), whose sum is σ = 9583920. Its totient is φ = 1144832.

The previous prime is 3520889. The next prime is 3520897. The reversal of 3520896 is 6980253.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3520897) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20266 + ... + 20438.

Almost surely, 2^3520896 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 3520896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4791960).

3520896 is an abundant number, since it is smaller than the sum of its proper divisors (6063024).

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

3520896 is a wasteful number, since it uses less digits than its factorization.

3520896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243 (or 231 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 3520896 is about 1876.4050735382. The cubic root of 3520896 is about 152.1310043256.

The spelling of 3520896 in words is "three million, five hundred twenty thousand, eight hundred ninety-six".