3642622008 has 16 divisors (see below), whose sum is σ = 9106555080. Its totient is φ = 1214207328.

The previous prime is 3642622003. The next prime is 3642622019. The reversal of 3642622008 is 8002262463.

It is a self number, because there is not a number n which added to its sum of digits gives 3642622008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3642622003) 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, 75887935 + ... + 75887982.

Almost surely, 2^3642622008 is an apocalyptic number.

It is an amenable number.

3642622008 is an abundant number, since it is smaller than the sum of its proper divisors (5463933072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3642622008 is a wasteful number, since it uses less digits than its factorization.

3642622008 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151775926 (or 151775922 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 3642622008 is about 60354.1382839653. The cubic root of 3642622008 is about 1538.6436035542.

The spelling of 3642622008 in words is "three billion, six hundred forty-two million, six hundred twenty-two thousand, eight".