3628408 has 16 divisors (see below), whose sum is σ = 7775280. Its totient is φ = 1555008.

The previous prime is 3628403. The next prime is 3628421. The reversal of 3628408 is 8048263.

It is a happy number.

It is a super-2 number, since 2×3628408² = 26330689228928, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3628408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3628403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32341 + ... + 32452.

It is an arithmetic number, because the mean of its divisors is an integer number (485955).

Almost surely, 2^3628408 is an apocalyptic number.

It is an amenable number.

3628408 is an abundant number, since it is smaller than the sum of its proper divisors (4146872).

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

3628408 is a wasteful number, since it uses less digits than its factorization.

3628408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64806 (or 64802 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 3628408 is about 1904.8380508589. The cubic root of 3628408 is about 153.6639662325.

The spelling of 3628408 in words is "three million, six hundred twenty-eight thousand, four hundred eight".