3563812 has 24 divisors (see below), whose sum is σ = 7547904. Its totient is φ = 1437312.

The previous prime is 3563801. The next prime is 3563831. The reversal of 3563812 is 2183653.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3268 + ... + 4219.

It is an arithmetic number, because the mean of its divisors is an integer number (314496).

Almost surely, 2^3563812 is an apocalyptic number.

It is an amenable number.

3563812 is an abundant number, since it is smaller than the sum of its proper divisors (3984092).

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

3563812 is a wasteful number, since it uses less digits than its factorization.

3563812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7515 (or 7513 counting only the distinct ones).

The product of its digits is 4320, while the sum is 28.

The square root of 3563812 is about 1887.8061341144. The cubic root of 3563812 is about 152.7466152150.

The spelling of 3563812 in words is "three million, five hundred sixty-three thousand, eight hundred twelve".