3561854 has 16 divisors (see below), whose sum is σ = 5712000. Its totient is φ = 1660824.

The previous prime is 3561853. The next prime is 3561881. The reversal of 3561854 is 4581653.

3561854 = T₂₉₂ + T₂₉₃ + ... + T₃₅₈.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 3561854.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3561853) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1847 + ... + 3245.

It is an arithmetic number, because the mean of its divisors is an integer number (357000).

Almost surely, 2^3561854 is an apocalyptic number.

3561854 is a deficient number, since it is larger than the sum of its proper divisors (2150146).

3561854 is a wasteful number, since it uses less digits than its factorization.

3561854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1487.

The product of its digits is 14400, while the sum is 32.

The square root of 3561854 is about 1887.2874714786. The cubic root of 3561854 is about 152.7186364980.

The spelling of 3561854 in words is "three million, five hundred sixty-one thousand, eight hundred fifty-four".