9428867556 has 96 divisors (see below), whose sum is σ = 24222240000. Its totient is φ = 2841366528.

The previous prime is 9428867501. The next prime is 9428867557. The reversal of 9428867556 is 6557688249.

It is a hoax number, since the sum of its digits (60) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 9428867556.

It is not an unprimeable number, because it can be changed into a prime (9428867557) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1173280 + ... + 1181288.

It is an arithmetic number, because the mean of its divisors is an integer number (252315000).

Almost surely, 2^9428867556 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9428867556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12111120000).

9428867556 is an abundant number, since it is smaller than the sum of its proper divisors (14793372444).

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

9428867556 is a wasteful number, since it uses less digits than its factorization.

9428867556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8261 (or 8259 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 60.

The square root of 9428867556 is about 97102.3560785216. The cubic root of 9428867556 is about 2112.6125000881.

The spelling of 9428867556 in words is "nine billion, four hundred twenty-eight million, eight hundred sixty-seven thousand, five hundred fifty-six".