3745072808 has 32 divisors (see below), whose sum is σ = 7220988000. Its totient is φ = 1819605312.

The previous prime is 3745072777. The next prime is 3745072811. The reversal of 3745072808 is 8082705473.

It is a happy number.

It is a Cunningham number, because it is equal to 61197²-1.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237143 + ... + 252441.

It is an arithmetic number, because the mean of its divisors is an integer number (225655875).

Almost surely, 2^3745072808 is an apocalyptic number.

It is an amenable number.

3745072808 is a deficient number, since it is larger than the sum of its proper divisors (3475915192).

3745072808 is a wasteful number, since it uses less digits than its factorization.

3745072808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16169 (or 16165 counting only the distinct ones).

The product of its (nonzero) digits is 376320, while the sum is 44.

The square root of 3745072808 is about 61196.9999918297. Note that the first 5 decimals coincide. The cubic root of 3745072808 is about 1552.9355133603.

The spelling of 3745072808 in words is "three billion, seven hundred forty-five million, seventy-two thousand, eight hundred eight".