3623862638 has 12 divisors (see below), whose sum is σ = 5974881360. Its totient is φ = 1647210180.

The previous prime is 3623862637. The next prime is 3623862719. The reversal of 3623862638 is 8362683263.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3623862592 and 3623862601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3623862631) 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, 7487078 + ... + 7487561.

It is an arithmetic number, because the mean of its divisors is an integer number (497906780).

Almost surely, 2^3623862638 is an apocalyptic number.

3623862638 is a deficient number, since it is larger than the sum of its proper divisors (2351018722).

3623862638 is a wasteful number, since it uses less digits than its factorization.

3623862638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14974663 (or 14974652 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 47.

The square root of 3623862638 is about 60198.5268756637. The cubic root of 3623862638 is about 1535.9977368922.

The spelling of 3623862638 in words is "three billion, six hundred twenty-three million, eight hundred sixty-two thousand, six hundred thirty-eight".