9428422500 has 180 divisors, whose sum is σ = 34036754752. Its totient is φ = 2155032000.

The previous prime is 9428422427. The next prime is 9428422541. The reversal of 9428422500 is 52248249.

9428422500 is a `hidden beast` number, since 9 + 428 + 4 + 225 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (180).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 127569 + ... + 187431.

Almost surely, 2^9428422500 is an apocalyptic number.

9428422500 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9428422500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17018377376).

9428422500 is an abundant number, since it is smaller than the sum of its proper divisors (24608332252).

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

9428422500 is a wasteful number, since it uses less digits than its factorization.

9428422500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59900 (or 59880 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 36.

The square root of 9428422500 is about 97100.0643666110. The cubic root of 9428422500 is about 2112.5792601239.

The spelling of 9428422500 in words is "nine billion, four hundred twenty-eight million, four hundred twenty-two thousand, five hundred".