4228873731 has 16 divisors (see below), whose sum is σ = 6285417600. Its totient is φ = 2810060424.

The previous prime is 4228873729. The next prime is 4228873769. The reversal of 4228873731 is 1373788224.

It is not a de Polignac number, because 4228873731 - 2¹ = 4228873729 is a prime.

It is a super-2 number, since 2×4228873731² = 35766746065483720722, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (4228874731) 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, 246801 + ... + 263378.

It is an arithmetic number, because the mean of its divisors is an integer number (392838600).

Almost surely, 2^4228873731 is an apocalyptic number.

4228873731 is a deficient number, since it is larger than the sum of its proper divisors (2056543869).

4228873731 is a wasteful number, since it uses less digits than its factorization.

4228873731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510495 (or 510489 counting only the distinct ones).

The product of its digits is 451584, while the sum is 45.

The square root of 4228873731 is about 65029.7911037703. The cubic root of 4228873731 is about 1617.1174838311.

The spelling of 4228873731 in words is "four billion, two hundred twenty-eight million, eight hundred seventy-three thousand, seven hundred thirty-one".