3673903 has 6 divisors (see below), whose sum is σ = 3797232. Its totient is φ = 3554460.

The previous prime is 3673867. The next prime is 3673919. The reversal of 3673903 is 3093763.

It is a happy number.

It is not a de Polignac number, because 3673903 - 2¹⁷ = 3542831 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3673993) 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, 951 + ... + 2872.

It is an arithmetic number, because the mean of its divisors is an integer number (632872).

Almost surely, 2^3673903 is an apocalyptic number.

3673903 is a deficient number, since it is larger than the sum of its proper divisors (123329).

3673903 is an equidigital number, since it uses as much as digits as its factorization.

3673903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3885 (or 3854 counting only the distinct ones).

The product of its (nonzero) digits is 10206, while the sum is 31.

The square root of 3673903 is about 1916.7428100817. The cubic root of 3673903 is about 154.3035419745.

The spelling of 3673903 in words is "three million, six hundred seventy-three thousand, nine hundred three".