3648903 has 16 divisors (see below), whose sum is σ = 5078016. Its totient is φ = 2328480.

The previous prime is 3648899. The next prime is 3648913. The reversal of 3648903 is 3098463.

It is not a de Polignac number, because 3648903 - 2² = 3648899 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3648913) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7650 + ... + 8112.

It is an arithmetic number, because the mean of its divisors is an integer number (317376).

Almost surely, 2^3648903 is an apocalyptic number.

3648903 is a deficient number, since it is larger than the sum of its proper divisors (1429113).

3648903 is a wasteful number, since it uses less digits than its factorization.

3648903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 574.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 3648903 is about 1910.2101978578. The cubic root of 3648903 is about 153.9527459449.

The spelling of 3648903 in words is "three million, six hundred forty-eight thousand, nine hundred three".