3629812 has 12 divisors (see below), whose sum is σ = 6507396. Its totient is φ = 1770560.

The previous prime is 3629803. The next prime is 3629831. The reversal of 3629812 is 2189263.

3629812 = T₁₂₃ + T₁₂₄ + ... + T₂₈₆.

It can be written as a sum of positive squares in 2 ways, for example, as 820836 + 2808976 = 906^2 + 1676^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10903 + ... + 11230.

It is an arithmetic number, because the mean of its divisors is an integer number (542283).

Almost surely, 2^3629812 is an apocalyptic number.

It is an amenable number.

3629812 is a deficient number, since it is larger than the sum of its proper divisors (2877584).

3629812 is a wasteful number, since it uses less digits than its factorization.

3629812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22178 (or 22176 counting only the distinct ones).

The product of its digits is 5184, while the sum is 31.

The square root of 3629812 is about 1905.2065504821. The cubic root of 3629812 is about 153.6837835911.

The spelling of 3629812 in words is "three million, six hundred twenty-nine thousand, eight hundred twelve".