3573620 has 12 divisors (see below), whose sum is σ = 7504644. Its totient is φ = 1429440.

The previous prime is 3573613. The next prime is 3573623. The reversal of 3573620 is 263753.

It can be written as a sum of positive squares in 2 ways, for example, as 2292196 + 1281424 = 1514^2 + 1132^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3573620.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3573623) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89321 + ... + 89360.

It is an arithmetic number, because the mean of its divisors is an integer number (625387).

Almost surely, 2^3573620 is an apocalyptic number.

It is an amenable number.

3573620 is an abundant number, since it is smaller than the sum of its proper divisors (3931024).

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

3573620 is a wasteful number, since it uses less digits than its factorization.

3573620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178690 (or 178688 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 3573620 is about 1890.4020736341. The cubic root of 3573620 is about 152.8866119892.

The spelling of 3573620 in words is "three million, five hundred seventy-three thousand, six hundred twenty".