3725742787 has 8 divisors (see below), whose sum is σ = 4120780496. Its totient is φ = 3346196832.

The previous prime is 3725742773. The next prime is 3725742809. The reversal of 3725742787 is 7872475273.

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 3725742787 - 2⁷ = 3725742659 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3725742707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3872433 + ... + 3873394.

It is an arithmetic number, because the mean of its divisors is an integer number (515097562).

Almost surely, 2^3725742787 is an apocalyptic number.

3725742787 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

3725742787 is a deficient number, since it is larger than the sum of its proper divisors (395037709).

3725742787 is a wasteful number, since it uses less digits than its factorization.

3725742787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7745877.

The product of its digits is 4609920, while the sum is 52.

The square root of 3725742787 is about 61038.8629235506. The cubic root of 3725742787 is about 1550.2591016040.

The spelling of 3725742787 in words is "three billion, seven hundred twenty-five million, seven hundred forty-two thousand, seven hundred eighty-seven".