9436667940 has 288 divisors, whose sum is σ = 34278249600. Its totient is φ = 2148975360.

The previous prime is 9436667917. The next prime is 9436667941. The reversal of 9436667940 is 497666349.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (9436667941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 10027870 + ... + 10028810.

It is an arithmetic number, because the mean of its divisors is an integer number (119021700).

Almost surely, 2^9436667940 is an apocalyptic number.

9436667940 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 9436667940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17139124800).

9436667940 is an abundant number, since it is smaller than the sum of its proper divisors (24841581660).

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

9436667940 is a wasteful number, since it uses less digits than its factorization.

9436667940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1352 (or 1337 counting only the distinct ones).

The product of its (nonzero) digits is 5878656, while the sum is 54.

The square root of 9436667940 is about 97142.5135561151. The cubic root of 9436667940 is about 2113.1949187929.

The spelling of 9436667940 in words is "nine billion, four hundred thirty-six million, six hundred sixty-seven thousand, nine hundred forty".