3561862 has 16 divisors (see below), whose sum is σ = 5544000. Its totient is φ = 1715112.

The previous prime is 3561853. The next prime is 3561881. The reversal of 3561862 is 2681653.

3561862 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 6889 + ... + 7387.

It is an arithmetic number, because the mean of its divisors is an integer number (346500).

Almost surely, 2^3561862 is an apocalyptic number.

3561862 is a deficient number, since it is larger than the sum of its proper divisors (1982138).

3561862 is a wasteful number, since it uses less digits than its factorization.

3561862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627.

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

The square root of 3561862 is about 1887.2895909213. The cubic root of 3561862 is about 152.7187508344.

The spelling of 3561862 in words is "three million, five hundred sixty-one thousand, eight hundred sixty-two".