3770982721 has 8 divisors (see below), whose sum is σ = 4355787744. Its totient is φ = 3226509120.

The previous prime is 3770982713. The next prime is 3770982731. The reversal of 3770982721 is 1272890773.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3770982721 - 2³ = 3770982713 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3770982731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10082655 + ... + 10083028.

It is an arithmetic number, because the mean of its divisors is an integer number (544473468).

Almost surely, 2^3770982721 is an apocalyptic number.

It is an amenable number.

3770982721 is a deficient number, since it is larger than the sum of its proper divisors (584805023).

3770982721 is a wasteful number, since it uses less digits than its factorization.

3770982721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20165711.

The product of its (nonzero) digits is 296352, while the sum is 46.

The square root of 3770982721 is about 61408.3277821502. The cubic root of 3770982721 is about 1556.5085625861.

The spelling of 3770982721 in words is "three billion, seven hundred seventy million, nine hundred eighty-two thousand, seven hundred twenty-one".