8733909421 has 8 divisors (see below), whose sum is σ = 8967708288. Its totient is φ = 8501100000.

The previous prime is 8733909407. The next prime is 8733909427. The reversal of 8733909421 is 1249093378.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8733909421 - 2²¹ = 8731812269 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8733909427) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229455 + ... + 264796.

It is an arithmetic number, because the mean of its divisors is an integer number (1120963536).

Almost surely, 2^8733909421 is an apocalyptic number.

It is an amenable number.

8733909421 is a deficient number, since it is larger than the sum of its proper divisors (233798867).

8733909421 is a wasteful number, since it uses less digits than its factorization.

8733909421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494723.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 8733909421 is about 93455.3873299983. The cubic root of 8733909421 is about 2059.3787535808.

The spelling of 8733909421 in words is "eight billion, seven hundred thirty-three million, nine hundred nine thousand, four hundred twenty-one".