3529656 has 80 divisors (see below), whose sum is σ = 10672200. Its totient is φ = 1083456.

The previous prime is 3529637. The next prime is 3529657. The reversal of 3529656 is 6569253.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

Its product of digits (48600) is a multiple of the sum of its prime factors (450).

It is a self number, because there is not a number n which added to its sum of digits gives 3529656.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3529657) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8215 + ... + 8633.

Almost surely, 2^3529656 is an apocalyptic number.

3529656 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3529656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5336100).

3529656 is an abundant number, since it is smaller than the sum of its proper divisors (7142544).

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

3529656 is a wasteful number, since it uses less digits than its factorization.

3529656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450 (or 437 counting only the distinct ones).

The product of its digits is 48600, while the sum is 36.

The square root of 3529656 is about 1878.7378742124. The cubic root of 3529656 is about 152.2570673028.

The spelling of 3529656 in words is "three million, five hundred twenty-nine thousand, six hundred fifty-six".