9976429 has 2 divisors, whose sum is σ = 9976430. Its totient is φ = 9976428.

The previous prime is 9976409. The next prime is 9976453. The reversal of 9976429 is 9246799.

9976429 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9622404 + 354025 = 3102^2 + 595^2 .

It is a cyclic number.

It is not a de Polignac number, because 9976429 - 2¹⁹ = 9452141 is a prime.

9976429 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9976409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4988214 + 4988215.

It is an arithmetic number, because the mean of its divisors is an integer number (4988215).

Almost surely, 2^9976429 is an apocalyptic number.

It is an amenable number.

9976429 is a deficient number, since it is larger than the sum of its proper divisors (1).

9976429 is an equidigital number, since it uses as much as digits as its factorization.

9976429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 244944, while the sum is 46.

The square root of 9976429 is about 3158.5485590695. The cubic root of 9976429 is about 215.2740618966.

The spelling of 9976429 in words is "nine million, nine hundred seventy-six thousand, four hundred twenty-nine".