3676221903 has 4 divisors (see below), whose sum is σ = 4901629208. Its totient is φ = 2450814600.

The previous prime is 3676221877. The next prime is 3676221947. The reversal of 3676221903 is 3091226763.

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

It is a de Polignac number, because none of the positive numbers 2^k-3676221903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3676221803) 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, 612703648 + ... + 612703653.

It is an arithmetic number, because the mean of its divisors is an integer number (1225407302).

Almost surely, 2^3676221903 is an apocalyptic number.

3676221903 is a deficient number, since it is larger than the sum of its proper divisors (1225407305).

3676221903 is a wasteful number, since it uses less digits than its factorization.

3676221903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1225407304.

The product of its (nonzero) digits is 81648, while the sum is 39.

The square root of 3676221903 is about 60631.8555134180. The cubic root of 3676221903 is about 1543.3599970773.

The spelling of 3676221903 in words is "three billion, six hundred seventy-six million, two hundred twenty-one thousand, nine hundred three".