9038421504 has 640 divisors, whose sum is σ = 33186447360. Its totient is φ = 2372198400.

The previous prime is 9038421499. The next prime is 9038421517. The reversal of 9038421504 is 4051248309.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 68995519 + ... + 68995649.

It is an arithmetic number, because the mean of its divisors is an integer number (51853824).

Almost surely, 2^9038421504 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 9038421504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16593223680).

9038421504 is an abundant number, since it is smaller than the sum of its proper divisors (24148025856).

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

9038421504 is a wasteful number, since it uses less digits than its factorization.

9038421504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 9038421504 is about 95070.6132514143. The cubic root of 9038421504 is about 2083.0396189893.

The spelling of 9038421504 in words is "nine billion, thirty-eight million, four hundred twenty-one thousand, five hundred four".