3620286 has 24 divisors (see below), whose sum is σ = 8306064. Its totient is φ = 1135680.

The previous prime is 3620257. The next prime is 3620291. The reversal of 3620286 is 6820263.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5610 + ... + 6221.

It is an arithmetic number, because the mean of its divisors is an integer number (346086).

Almost surely, 2^3620286 is an apocalyptic number.

3620286 is an abundant number, since it is smaller than the sum of its proper divisors (4685778).

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

3620286 is a wasteful number, since it uses less digits than its factorization.

3620286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11856 (or 11853 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 3620286 is about 1902.7049166910. The cubic root of 3620286 is about 153.5492243465.

The spelling of 3620286 in words is "three million, six hundred twenty thousand, two hundred eighty-six".