3561628 has 24 divisors (see below), whose sum is σ = 7185024. Its totient is φ = 1513200.

The previous prime is 3561611. The next prime is 3561631. The reversal of 3561628 is 8261653.

3561628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 3561628.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3183 + ... + 4153.

It is an arithmetic number, because the mean of its divisors is an integer number (299376).

Almost surely, 2^3561628 is an apocalyptic number.

It is an amenable number.

3561628 is an abundant number, since it is smaller than the sum of its proper divisors (3623396).

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

3561628 is a wasteful number, since it uses less digits than its factorization.

3561628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113 (or 1111 counting only the distinct ones).

The product of its digits is 8640, while the sum is 31.

The square root of 3561628 is about 1887.2275962374. The cubic root of 3561628 is about 152.7154064253.

The spelling of 3561628 in words is "three million, five hundred sixty-one thousand, six hundred twenty-eight".