3628775 has 12 divisors (see below), whose sum is σ = 4622472. Its totient is φ = 2823840.

The previous prime is 3628763. The next prime is 3628777. The reversal of 3628775 is 5778263.

It is a happy number.

It is not a de Polignac number, because 3628775 - 2⁴ = 3628759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3628777) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1037 + ... + 2886.

It is an arithmetic number, because the mean of its divisors is an integer number (385206).

Almost surely, 2^3628775 is an apocalyptic number.

3628775 is a deficient number, since it is larger than the sum of its proper divisors (993697).

3628775 is a wasteful number, since it uses less digits than its factorization.

3628775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3970 (or 3965 counting only the distinct ones).

The product of its digits is 70560, while the sum is 38.

The square root of 3628775 is about 1904.9343820720. The cubic root of 3628775 is about 153.6691469044.

The spelling of 3628775 in words is "three million, six hundred twenty-eight thousand, seven hundred seventy-five".