3629943 has 6 divisors (see below), whose sum is σ = 5243264. Its totient is φ = 2419956.

The previous prime is 3629939. The next prime is 3629947. The reversal of 3629943 is 3499263.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3629939) and next prime (3629947).

It is not a de Polignac number, because 3629943 - 2² = 3629939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3629898 and 3629907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3629947) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 201655 + ... + 201672.

Almost surely, 2^3629943 is an apocalyptic number.

3629943 is a deficient number, since it is larger than the sum of its proper divisors (1613321).

3629943 is a wasteful number, since it uses less digits than its factorization.

3629943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403333 (or 403330 counting only the distinct ones).

The product of its digits is 34992, while the sum is 36.

The square root of 3629943 is about 1905.2409296464. The cubic root of 3629943 is about 153.6856323859.

The spelling of 3629943 in words is "three million, six hundred twenty-nine thousand, nine hundred forty-three".