3561056 has 24 divisors (see below), whose sum is σ = 7381080. Its totient is φ = 1686528.

The previous prime is 3561053. The next prime is 3561059. The reversal of 3561056 is 6501653.

It is an interprime number because it is at equal distance from previous prime (3561053) and next prime (3561059).

It is a super-2 number, since 2×3561056² = 25362239670272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3561053) 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, 2321 + ... + 3536.

It is an arithmetic number, because the mean of its divisors is an integer number (307545).

Almost surely, 2^3561056 is an apocalyptic number.

It is an amenable number.

3561056 is an abundant number, since it is smaller than the sum of its proper divisors (3820024).

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

3561056 is a wasteful number, since it uses less digits than its factorization.

3561056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5886 (or 5878 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 3561056 is about 1887.0760451026. The cubic root of 3561056 is about 152.7072305865.

The spelling of 3561056 in words is "three million, five hundred sixty-one thousand, fifty-six".