3909772742 has 8 divisors (see below), whose sum is σ = 5885530632. Its totient is φ = 1947929200.

The previous prime is 3909772733. The next prime is 3909772753. The reversal of 3909772742 is 2472779093.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3477884 + ... + 3479007.

It is an arithmetic number, because the mean of its divisors is an integer number (735691329).

Almost surely, 2^3909772742 is an apocalyptic number.

3909772742 is a deficient number, since it is larger than the sum of its proper divisors (1975757890).

3909772742 is a wasteful number, since it uses less digits than its factorization.

3909772742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6957174.

The product of its (nonzero) digits is 1333584, while the sum is 50.

The square root of 3909772742 is about 62528.1755850912. The cubic root of 3909772742 is about 1575.3745969828.

The spelling of 3909772742 in words is "three billion, nine hundred nine million, seven hundred seventy-two thousand, seven hundred forty-two".