3649435 has 8 divisors (see below), whose sum is σ = 4405680. Its totient is φ = 2901984.

The previous prime is 3649417. The next prime is 3649469. The reversal of 3649435 is 5349463.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 3649435 - 2⁵ = 3649403 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3649435.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1245 + ... + 2974.

It is an arithmetic number, because the mean of its divisors is an integer number (550710).

Almost surely, 2^3649435 is an apocalyptic number.

3649435 is a deficient number, since it is larger than the sum of its proper divisors (756245).

3649435 is a wasteful number, since it uses less digits than its factorization.

3649435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4397.

The product of its digits is 38880, while the sum is 34.

The square root of 3649435 is about 1910.3494444734. The cubic root of 3649435 is about 153.9602275433.

The spelling of 3649435 in words is "three million, six hundred forty-nine thousand, four hundred thirty-five".