9621379 has 4 divisors (see below), whose sum is σ = 9845176. Its totient is φ = 9397584.

The previous prime is 9621349. The next prime is 9621397. The reversal of 9621379 is 9731269.

9621379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9621379 - 2⁷ = 9621251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9621349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111834 + ... + 111919.

It is an arithmetic number, because the mean of its divisors is an integer number (2461294).

Almost surely, 2^9621379 is an apocalyptic number.

9621379 is a deficient number, since it is larger than the sum of its proper divisors (223797).

9621379 is a wasteful number, since it uses less digits than its factorization.

9621379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223796.

The product of its digits is 20412, while the sum is 37.

The square root of 9621379 is about 3101.8347796103. The cubic root of 9621379 is about 212.6893647656.

It can be divided in two parts, 9621 and 379, that added together give a 4-th power (10000 = 10⁴).

The spelling of 9621379 in words is "nine million, six hundred twenty-one thousand, three hundred seventy-nine".