4217628387 has 16 divisors (see below), whose sum is σ = 6499077120. Its totient is φ = 2382992832.

The previous prime is 4217628367. The next prime is 4217628391. The reversal of 4217628387 is 7838267124.

It is not a de Polignac number, because 4217628387 - 2⁶ = 4217628323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4217628307) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1126443 + ... + 1130180.

It is an arithmetic number, because the mean of its divisors is an integer number (406192320).

Almost surely, 2^4217628387 is an apocalyptic number.

4217628387 is a deficient number, since it is larger than the sum of its proper divisors (2281448733).

4217628387 is a wasteful number, since it uses less digits than its factorization.

4217628387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2256722.

The product of its digits is 903168, while the sum is 48.

The square root of 4217628387 is about 64943.2705289778. The cubic root of 4217628387 is about 1615.6828082714.

The spelling of 4217628387 in words is "four billion, two hundred seventeen million, six hundred twenty-eight thousand, three hundred eighty-seven".