4007040667 has 4 divisors (see below), whose sum is σ = 4579475056. Its totient is φ = 3434606280.

The previous prime is 4007040649. The next prime is 4007040677. The reversal of 4007040667 is 7660407004.

4007040667 is digitally balanced in base 3, 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 is not a de Polignac number, because 4007040667 - 2¹¹ = 4007038619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4007040617) 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, 286217184 + ... + 286217197.

It is an arithmetic number, because the mean of its divisors is an integer number (1144868764).

Almost surely, 2^4007040667 is an apocalyptic number.

4007040667 is a deficient number, since it is larger than the sum of its proper divisors (572434389).

4007040667 is an equidigital number, since it uses as much as digits as its factorization.

4007040667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 572434388.

The product of its (nonzero) digits is 28224, while the sum is 34.

The square root of 4007040667 is about 63301.1900914983. The cubic root of 4007040667 is about 1588.3318695671.

The spelling of 4007040667 in words is "four billion, seven million, forty thousand, six hundred sixty-seven".