3651882 has 16 divisors (see below), whose sum is σ = 7865760. Its totient is φ = 1123632.

The previous prime is 3651847. The next prime is 3651919. The reversal of 3651882 is 2881563.

3651882 = 524² + 525² + ... + 536².

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23332 + ... + 23487.

It is an arithmetic number, because the mean of its divisors is an integer number (491610).

Almost surely, 2^3651882 is an apocalyptic number.

3651882 is an abundant number, since it is smaller than the sum of its proper divisors (4213878).

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

3651882 is a wasteful number, since it uses less digits than its factorization.

3651882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46837.

The product of its digits is 11520, while the sum is 33.

The square root of 3651882 is about 1910.9897958911. The cubic root of 3651882 is about 153.9946307230.

The spelling of 3651882 in words is "three million, six hundred fifty-one thousand, eight hundred eighty-two".