3799427729 has 4 divisors (see below), whose sum is σ = 3892096740. Its totient is φ = 3706758720.

The previous prime is 3799427717. The next prime is 3799427743. The reversal of 3799427729 is 9277249973.

3799427729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 76597504 + 3722830225 = 8752^2 + 61015^2 .

It is a cyclic number.

It is not a de Polignac number, because 3799427729 - 2¹² = 3799423633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3799423729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46334444 + ... + 46334525.

It is an arithmetic number, because the mean of its divisors is an integer number (973024185).

Almost surely, 2^3799427729 is an apocalyptic number.

It is an amenable number.

3799427729 is a deficient number, since it is larger than the sum of its proper divisors (92669011).

3799427729 is an equidigital number, since it uses as much as digits as its factorization.

3799427729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92669010.

The product of its digits is 12002256, while the sum is 59.

The square root of 3799427729 is about 61639.4981241736. The cubic root of 3799427729 is about 1560.4124113715.

The spelling of 3799427729 in words is "three billion, seven hundred ninety-nine million, four hundred twenty-seven thousand, seven hundred twenty-nine".