3628815 has 8 divisors (see below), whose sum is σ = 5806128. Its totient is φ = 1935360.

The previous prime is 3628811. The next prime is 3628819. The reversal of 3628815 is 5188263.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3628811) and next prime (3628819).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3628815 - 2² = 3628811 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3628811) 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, 120946 + ... + 120975.

It is an arithmetic number, because the mean of its divisors is an integer number (725766).

Almost surely, 2^3628815 is an apocalyptic number.

3628815 is a deficient number, since it is larger than the sum of its proper divisors (2177313).

3628815 is a wasteful number, since it uses less digits than its factorization.

3628815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241929.

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

The square root of 3628815 is about 1904.9448810924. The cubic root of 3628815 is about 153.6697115342.

The spelling of 3628815 in words is "three million, six hundred twenty-eight thousand, eight hundred fifteen".