3790671820 has 48 divisors (see below), whose sum is σ = 8577344160. Its totient is φ = 1398882816.

The previous prime is 3790671811. The next prime is 3790671823. The reversal of 3790671820 is 281760973.

It is a happy number.

It is a super-2 number, since 2×3790671820² = 28738385693884224800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3790671823) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 799216 + ... + 803944.

It is an arithmetic number, because the mean of its divisors is an integer number (178694670).

Almost surely, 2^3790671820 is an apocalyptic number.

It is an amenable number.

3790671820 is an abundant number, since it is smaller than the sum of its proper divisors (4786672340).

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

3790671820 is a wasteful number, since it uses less digits than its factorization.

3790671820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7834 (or 7832 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 43.

The square root of 3790671820 is about 61568.4320086195. The cubic root of 3790671820 is about 1559.2128150995.

The spelling of 3790671820 in words is "three billion, seven hundred ninety million, six hundred seventy-one thousand, eight hundred twenty".