9746921607 has 8 divisors (see below), whose sum is σ = 13047672960. Its totient is φ = 6472059000.

The previous prime is 9746921603. The next prime is 9746921629. The reversal of 9746921607 is 7061296479.

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

It is not a de Polignac number, because 9746921607 - 2² = 9746921603 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 9746921607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9746921603) 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, 6471307 + ... + 6472812.

It is an arithmetic number, because the mean of its divisors is an integer number (1630959120).

Almost surely, 2^9746921607 is an apocalyptic number.

9746921607 is a deficient number, since it is larger than the sum of its proper divisors (3300751353).

9746921607 is a wasteful number, since it uses less digits than its factorization.

9746921607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12944373.

The product of its (nonzero) digits is 1143072, while the sum is 51.

The square root of 9746921607 is about 98726.4990111571. The cubic root of 9746921607 is about 2136.1044808987.

The spelling of 9746921607 in words is "nine billion, seven hundred forty-six million, nine hundred twenty-one thousand, six hundred seven".