3620828 has 6 divisors (see below), whose sum is σ = 6336456. Its totient is φ = 1810412.

The previous prime is 3620819. The next prime is 3620839. The reversal of 3620828 is 8280263.

It is a super-2 number, since 2×3620828² = 26220790811168, 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 3620828.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 452600 + ... + 452607.

It is an arithmetic number, because the mean of its divisors is an integer number (1056076).

Almost surely, 2^3620828 is an apocalyptic number.

It is an amenable number.

3620828 is a deficient number, since it is larger than the sum of its proper divisors (2715628).

3620828 is a wasteful number, since it uses less digits than its factorization.

3620828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905211 (or 905209 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 3620828 is about 1902.8473401721. The cubic root of 3620828 is about 153.5568866809.

The spelling of 3620828 in words is "three million, six hundred twenty thousand, eight hundred twenty-eight".