9428371992 has 192 divisors, whose sum is σ = 28509062400. Its totient is φ = 2795351040.

The previous prime is 9428371943. The next prime is 9428372021. The reversal of 9428371992 is 2991738249.

Its product of digits (1959552) is a multiple of the sum of its prime factors (1458).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8501134 + ... + 8502242.

It is an arithmetic number, because the mean of its divisors is an integer number (148484700).

Almost surely, 2^9428371992 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 9428371992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14254531200).

9428371992 is an abundant number, since it is smaller than the sum of its proper divisors (19080690408).

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

9428371992 is a wasteful number, since it uses less digits than its factorization.

9428371992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1458 (or 1451 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 54.

The square root of 9428371992 is about 97099.8042840458. The cubic root of 9428371992 is about 2112.5754877592.

The spelling of 9428371992 in words is "nine billion, four hundred twenty-eight million, three hundred seventy-one thousand, nine hundred ninety-two".