3902989600 has 144 divisors (see below), whose sum is σ = 10175723712. Its totient is φ = 1458293760.

The previous prime is 3902989579. The next prime is 3902989631. The reversal of 3902989600 is 69892093.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 788734 + ... + 793666.

It is an arithmetic number, because the mean of its divisors is an integer number (70664748).

Almost surely, 2^3902989600 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 3902989600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5087861856).

3902989600 is an abundant number, since it is smaller than the sum of its proper divisors (6272734112).

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

3902989600 is a wasteful number, since it uses less digits than its factorization.

3902989600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5019 (or 5006 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 46.

The square root of 3902989600 is about 62473.9113550608. The cubic root of 3902989600 is about 1574.4630201009.

The spelling of 3902989600 in words is "three billion, nine hundred two million, nine hundred eighty-nine thousand, six hundred".