4017072387 has 4 divisors (see below), whose sum is σ = 5356096520. Its totient is φ = 2678048256.

The previous prime is 4017072379. The next prime is 4017072391. The reversal of 4017072387 is 7832707104.

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

It is not a de Polignac number, because 4017072387 - 2³ = 4017072379 is a prime.

It is a super-2 number, since 2×4017072387² = 32273741124795755538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4017072317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 669512062 + ... + 669512067.

It is an arithmetic number, because the mean of its divisors is an integer number (1339024130).

Almost surely, 2^4017072387 is an apocalyptic number.

4017072387 is a deficient number, since it is larger than the sum of its proper divisors (1339024133).

4017072387 is a wasteful number, since it uses less digits than its factorization.

4017072387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1339024132.

The product of its (nonzero) digits is 65856, while the sum is 39.

The square root of 4017072387 is about 63380.3785646631. The cubic root of 4017072387 is about 1589.6562403078.

The spelling of 4017072387 in words is "four billion, seventeen million, seventy-two thousand, three hundred eighty-seven".