8274868428 has 24 divisors (see below), whose sum is σ = 19313888832. Its totient is φ = 2757451984.

The previous prime is 8274868423. The next prime is 8274868451. The reversal of 8274868428 is 8248684728.

It is a super-2 number, since 2×8274868428² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (8274868421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62850 + ... + 143177.

It is an arithmetic number, because the mean of its divisors is an integer number (804745368).

Almost surely, 2^8274868428 is an apocalyptic number.

It is an amenable number.

8274868428 is an abundant number, since it is smaller than the sum of its proper divisors (11039020404).

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

8274868428 is a wasteful number, since it uses less digits than its factorization.

8274868428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209381 (or 209379 counting only the distinct ones).

The product of its digits is 11010048, while the sum is 57.

The square root of 8274868428 is about 90966.3038053102. The cubic root of 8274868428 is about 2022.6482623329.

The spelling of 8274868428 in words is "eight billion, two hundred seventy-four million, eight hundred sixty-eight thousand, four hundred twenty-eight".