3616622638 has 4 divisors (see below), whose sum is σ = 5424933960. Its totient is φ = 1808311318.

The previous prime is 3616622591. The next prime is 3616622689. The reversal of 3616622638 is 8362266163.

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

It is a junction number, because it is equal to n+sod(n) for n = 3616622594 and 3616622603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 904155658 + ... + 904155661.

It is an arithmetic number, because the mean of its divisors is an integer number (1356233490).

Almost surely, 2^3616622638 is an apocalyptic number.

3616622638 is a deficient number, since it is larger than the sum of its proper divisors (1808311322).

3616622638 is a wasteful number, since it uses less digits than its factorization.

3616622638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1808311321.

The product of its digits is 373248, while the sum is 43.

The square root of 3616622638 is about 60138.3624486068. The cubic root of 3616622638 is about 1534.9741479022.

The spelling of 3616622638 in words is "three billion, six hundred sixteen million, six hundred twenty-two thousand, six hundred thirty-eight".