9674519921 has 8 divisors (see below), whose sum is σ = 11109496800. Its totient is φ = 8332122240.

The previous prime is 9674519917. The next prime is 9674519951. The reversal of 9674519921 is 1299154769.

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 9674519921 - 2² = 9674519917 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9674519951) 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, 23144576 + ... + 23144993.

It is an arithmetic number, because the mean of its divisors is an integer number (1388687100).

Almost surely, 2^9674519921 is an apocalyptic number.

It is an amenable number.

9674519921 is a deficient number, since it is larger than the sum of its proper divisors (1434976879).

9674519921 is a wasteful number, since it uses less digits than its factorization.

9674519921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46289599.

The product of its digits is 1224720, while the sum is 53.

The square root of 9674519921 is about 98359.1374555511. The cubic root of 9674519921 is about 2130.8022223788.

The spelling of 9674519921 in words is "nine billion, six hundred seventy-four million, five hundred nineteen thousand, nine hundred twenty-one".