9880379 has 4 divisors (see below), whose sum is σ = 9915576. Its totient is φ = 9845184.

The previous prime is 9880373. The next prime is 9880391. The reversal of 9880379 is 9730889.

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 9880379 - 2¹⁶ = 9814843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9880373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17174 + ... + 17739.

It is an arithmetic number, because the mean of its divisors is an integer number (2478894).

Almost surely, 2^9880379 is an apocalyptic number.

9880379 is a deficient number, since it is larger than the sum of its proper divisors (35197).

9880379 is a wasteful number, since it uses less digits than its factorization.

9880379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35196.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 9880379 is about 3143.3070165035. The cubic root of 9880379 is about 214.5809685939.

The spelling of 9880379 in words is "nine million, eight hundred eighty thousand, three hundred seventy-nine".