4004070705 has 32 divisors (see below), whose sum is σ = 7129086720. Its totient is φ = 2132282880.

The previous prime is 4004070703. The next prime is 4004070731. The reversal of 4004070705 is 5070704004.

4004070705 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 4004070705 - 2¹ = 4004070703 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4004070703) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 68820 + ... + 112890.

It is an arithmetic number, because the mean of its divisors is an integer number (222783960).

Almost surely, 2^4004070705 is an apocalyptic number.

4004070705 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4004070705 is a deficient number, since it is larger than the sum of its proper divisors (3125016015).

4004070705 is a wasteful number, since it uses less digits than its factorization.

4004070705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44758 (or 44752 counting only the distinct ones).

The product of its (nonzero) digits is 3920, while the sum is 27.

The square root of 4004070705 is about 63277.7267685874. The cubic root of 4004070705 is about 1587.9393561863.

Adding to 4004070705 its reverse (5070704004), we get a palindrome (9074774709).

The spelling of 4004070705 in words is "four billion, four million, seventy thousand, seven hundred five".