3706478929 has 4 divisors (see below), whose sum is σ = 3720901284. Its totient is φ = 3692056576.

The previous prime is 3706478921. The next prime is 3706478953. The reversal of 3706478929 is 9298746073.

3706478929 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 2164110400 + 1542368529 = 46520^2 + 39273^2 .

It is a cyclic number.

It is not a de Polignac number, because 3706478929 - 2³ = 3706478921 is a prime.

It is a super-2 number, since 2×3706478929² = 27475972102241974082, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3706478929.

It is not an unprimeable number, because it can be changed into a prime (3706478921) 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, 7210792 + ... + 7211305.

It is an arithmetic number, because the mean of its divisors is an integer number (930225321).

Almost surely, 2^3706478929 is an apocalyptic number.

It is an amenable number.

3706478929 is a deficient number, since it is larger than the sum of its proper divisors (14422355).

3706478929 is a wasteful number, since it uses less digits than its factorization.

3706478929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14422354.

The product of its (nonzero) digits is 4572288, while the sum is 55.

The square root of 3706478929 is about 60880.8584778500. The cubic root of 3706478929 is about 1547.5826250313.

The spelling of 3706478929 in words is "three billion, seven hundred six million, four hundred seventy-eight thousand, nine hundred twenty-nine".