3652278 has 16 divisors (see below), whose sum is σ = 8348160. Its totient is φ = 1043496.

The previous prime is 3652223. The next prime is 3652279. The reversal of 3652278 is 8722563.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3652279) 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, 43438 + ... + 43521.

It is an arithmetic number, because the mean of its divisors is an integer number (521760).

Almost surely, 2^3652278 is an apocalyptic number.

3652278 is an abundant number, since it is smaller than the sum of its proper divisors (4695882).

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

3652278 is a wasteful number, since it uses less digits than its factorization.

3652278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86971.

The product of its digits is 20160, while the sum is 33.

The square root of 3652278 is about 1911.0934043107. The cubic root of 3652278 is about 154.0001967727. Note that the first 3 decimals are identical.

The spelling of 3652278 in words is "three million, six hundred fifty-two thousand, two hundred seventy-eight".