9434213880 has 512 divisors, whose sum is σ = 37236326400. Its totient is φ = 1859880960.

The previous prime is 9434213879. The next prime is 9434213881. The reversal of 9434213880 is 883124349.

9434213880 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (9434213879) and next prime (9434213881).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9434213881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 304329465 + ... + 304329495.

It is an arithmetic number, because the mean of its divisors is an integer number (72727200).

Almost surely, 2^9434213880 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 9434213880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18618163200).

9434213880 is an abundant number, since it is smaller than the sum of its proper divisors (27802112520).

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

9434213880 is a wasteful number, since it uses less digits than its factorization.

9434213880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156 (or 90 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 9434213880 is about 97129.8814989496. The cubic root of 9434213880 is about 2113.0117200636.

The spelling of 9434213880 in words is "nine billion, four hundred thirty-four million, two hundred thirteen thousand, eight hundred eighty".