3603629 has 4 divisors (see below), whose sum is σ = 3671676. Its totient is φ = 3535584.

The previous prime is 3603623. The next prime is 3603659. The reversal of 3603629 is 9263063.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2656900 + 946729 = 1630^2 + 973^2 .

It is a cyclic number.

It is not a de Polignac number, because 3603629 - 2⁸ = 3603373 is a prime.

It is a super-2 number, since 2×3603629² = 25972283939282, which contains 22 as substring.

It is a d-powerful number, because it can be written as 3¹⁰ + 6⁸ + 0 + 3¹¹ + 6⁸ + 2¹³ + 9 .

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3603623) 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, 33944 + ... + 34049.

It is an arithmetic number, because the mean of its divisors is an integer number (917919).

Almost surely, 2^3603629 is an apocalyptic number.

It is an amenable number.

3603629 is a deficient number, since it is larger than the sum of its proper divisors (68047).

3603629 is an equidigital number, since it uses as much as digits as its factorization.

3603629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68046.

The product of its (nonzero) digits is 5832, while the sum is 29.

The square root of 3603629 is about 1898.3226806842. The cubic root of 3603629 is about 153.3133680159.

The spelling of 3603629 in words is "three million, six hundred three thousand, six hundred twenty-nine".