4006723794 has 16 divisors (see below), whose sum is σ = 8015437920. Its totient is φ = 1335242880.

The previous prime is 4006723757. The next prime is 4006723813. The reversal of 4006723794 is 4973276004.

4006723794 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×4006723794² = 32107671122811508872, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56092 + ... + 105639.

It is an arithmetic number, because the mean of its divisors is an integer number (500964870).

Almost surely, 2^4006723794 is an apocalyptic number.

4006723794 is an abundant number, since it is smaller than the sum of its proper divisors (4008714126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4006723794 is a wasteful number, since it uses less digits than its factorization.

4006723794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165865.

The product of its (nonzero) digits is 254016, while the sum is 42.

The square root of 4006723794 is about 63298.6871427836. The cubic root of 4006723794 is about 1588.2900005343.

Adding to 4006723794 its reverse (4973276004), we get a palindrome (8979999798).

The spelling of 4006723794 in words is "four billion, six million, seven hundred twenty-three thousand, seven hundred ninety-four".