3778977924 has 36 divisors (see below), whose sum is σ = 9967741056. Its totient is φ = 1204891248.

The previous prime is 3778977899. The next prime is 3778977929. The reversal of 3778977924 is 4297798773.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (3778977929) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 2281164 + ... + 2282819.

It is an arithmetic number, because the mean of its divisors is an integer number (276881696).

Almost surely, 2^3778977924 is an apocalyptic number.

It is an amenable number.

3778977924 is an abundant number, since it is smaller than the sum of its proper divisors (6188763132).

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

3778977924 is a wasteful number, since it uses less digits than its factorization.

3778977924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4564016 (or 4564011 counting only the distinct ones).

The product of its digits is 37340352, while the sum is 63.

The square root of 3778977924 is about 61473.3920001166. The cubic root of 3778977924 is about 1557.6078178039.

The spelling of 3778977924 in words is "three billion, seven hundred seventy-eight million, nine hundred seventy-seven thousand, nine hundred twenty-four".