9213989529 has 8 divisors (see below), whose sum is σ = 12292713472. Its totient is φ = 6138962640.

The previous prime is 9213989513. The next prime is 9213989563. The reversal of 9213989529 is 9259893129.

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

It is not a de Polignac number, because 9213989529 - 2⁴ = 9213989513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9213989329) 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, 918442 + ... + 928419.

It is an arithmetic number, because the mean of its divisors is an integer number (1536589184).

Almost surely, 2^9213989529 is an apocalyptic number.

It is an amenable number.

9213989529 is a deficient number, since it is larger than the sum of its proper divisors (3078723943).

9213989529 is a wasteful number, since it uses less digits than its factorization.

9213989529 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1848527.

The product of its digits is 3149280, while the sum is 57.

The square root of 9213989529 is about 95989.5282257393. The cubic root of 9213989529 is about 2096.4406469714.

The spelling of 9213989529 in words is "nine billion, two hundred thirteen million, nine hundred eighty-nine thousand, five hundred twenty-nine".