3790981540 has 24 divisors (see below), whose sum is σ = 7977295872. Its totient is φ = 1513300320.

The previous prime is 3790981489. The next prime is 3790981541. The reversal of 3790981540 is 451890973.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (3790981541) 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 7 ways as a sum of consecutive naturals, for example, 183204 + ... + 202843.

It is an arithmetic number, because the mean of its divisors is an integer number (332387328).

Almost surely, 2^3790981540 is an apocalyptic number.

It is an amenable number.

3790981540 is an abundant number, since it is smaller than the sum of its proper divisors (4186314332).

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

3790981540 is a wasteful number, since it uses less digits than its factorization.

3790981540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386547 (or 386545 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 46.

The square root of 3790981540 is about 61570.9472072665. The cubic root of 3790981540 is about 1559.2552795372.

The spelling of 3790981540 in words is "three billion, seven hundred ninety million, nine hundred eighty-one thousand, five hundred forty".