9880357 has 2 divisors, whose sum is σ = 9880358. Its totient is φ = 9880356.

The previous prime is 9880327. The next prime is 9880373. The reversal of 9880357 is 7530889.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7474756 + 2405601 = 2734^2 + 1551^2 .

It is an emirp because it is prime and its reverse (7530889) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9880357 is a prime.

It is a Chen prime.

9880357 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9880307) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4940178 + 4940179.

It is an arithmetic number, because the mean of its divisors is an integer number (4940179).

Almost surely, 2^9880357 is an apocalyptic number.

It is an amenable number.

9880357 is a deficient number, since it is larger than the sum of its proper divisors (1).

9880357 is an equidigital number, since it uses as much as digits as its factorization.

9880357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 60480, while the sum is 40.

The square root of 9880357 is about 3143.3035170025. The cubic root of 9880357 is about 214.5808093292.

The spelling of 9880357 in words is "nine million, eight hundred eighty thousand, three hundred fifty-seven".