3924145772 has 24 divisors (see below), whose sum is σ = 7396804800. Its totient is φ = 1815576336.

The previous prime is 3924145769. The next prime is 3924145781. The reversal of 3924145772 is 2775414293.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 597122 + ... + 603657.

It is an arithmetic number, because the mean of its divisors is an integer number (308200200).

Almost surely, 2^3924145772 is an apocalyptic number.

It is an amenable number.

3924145772 is a deficient number, since it is larger than the sum of its proper divisors (3472659028).

3924145772 is a wasteful number, since it uses less digits than its factorization.

3924145772 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200845 (or 1200843 counting only the distinct ones).

The product of its digits is 423360, while the sum is 44.

The square root of 3924145772 is about 62643.0025781013. The cubic root of 3924145772 is about 1577.3026899860.

The spelling of 3924145772 in words is "three billion, nine hundred twenty-four million, one hundred forty-five thousand, seven hundred seventy-two".