3682278 has 24 divisors (see below), whose sum is σ = 8035248. Its totient is φ = 1218672.

The previous prime is 3682271. The next prime is 3682303. The reversal of 3682278 is 8722863.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3682271) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 2175 + ... + 3477.

It is an arithmetic number, because the mean of its divisors is an integer number (334802).

Almost surely, 2^3682278 is an apocalyptic number.

3682278 is an abundant number, since it is smaller than the sum of its proper divisors (4352970).

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

3682278 is a wasteful number, since it uses less digits than its factorization.

3682278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468 (or 1465 counting only the distinct ones).

The product of its digits is 32256, while the sum is 36.

The square root of 3682278 is about 1918.9262622623. The cubic root of 3682278 is about 154.4207027015.

The spelling of 3682278 in words is "three million, six hundred eighty-two thousand, two hundred seventy-eight".