3642851888 has 40 divisors (see below), whose sum is σ = 7632594816. Its totient is φ = 1674316800.

The previous prime is 3642851887. The next prime is 3642851899. The reversal of 3642851888 is 8881582463.

It is not an unprimeable number, because it can be changed into a prime (3642851887) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13793 + ... + 86463.

Almost surely, 2^3642851888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3642851888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3816297408).

3642851888 is an abundant number, since it is smaller than the sum of its proper divisors (3989742928).

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

3642851888 is a wasteful number, since it uses less digits than its factorization.

3642851888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72933 (or 72927 counting only the distinct ones).

The product of its digits is 2949120, while the sum is 53.

The square root of 3642851888 is about 60356.0426800830. The cubic root of 3642851888 is about 1538.6759699787.

The spelling of 3642851888 in words is "three billion, six hundred forty-two million, eight hundred fifty-one thousand, eight hundred eighty-eight".