3709740387 has 8 divisors (see below), whose sum is σ = 4948827840. Its totient is φ = 2471906600.

The previous prime is 3709740379. The next prime is 3709740421. The reversal of 3709740387 is 7830479073.

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 3709740387 - 2³ = 3709740379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3709740337) 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, 306489 + ... + 318362.

It is an arithmetic number, because the mean of its divisors is an integer number (618603480).

Almost surely, 2^3709740387 is an apocalyptic number.

3709740387 is a deficient number, since it is larger than the sum of its proper divisors (1239087453).

3709740387 is a wasteful number, since it uses less digits than its factorization.

3709740387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626833.

The product of its (nonzero) digits is 889056, while the sum is 48.

The square root of 3709740387 is about 60907.6381663252. The cubic root of 3709740387 is about 1548.0364156414.

The spelling of 3709740387 in words is "three billion, seven hundred nine million, seven hundred forty thousand, three hundred eighty-seven".