9749479 has 2 divisors, whose sum is σ = 9749480. Its totient is φ = 9749478.

The previous prime is 9749461. The next prime is 9749491.

9749479 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 9749479 - 2⁹ = 9748967 is a prime.

It is a d-powerful number, because it can be written as 9 + 7³ + 4 + 9⁷ + 4⁸ + 7⁶ + 9⁷ .

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9743479) 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 as a sum of consecutive naturals, namely, 4874739 + 4874740.

It is an arithmetic number, because the mean of its divisors is an integer number (4874740).

Almost surely, 2^9749479 is an apocalyptic number.

9749479 is a deficient number, since it is larger than the sum of its proper divisors (1).

9749479 is an equidigital number, since it uses as much as digits as its factorization.

9749479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 571536, while the sum is 49.

The square root of 9749479 is about 3122.4155713165. The cubic root of 9749479 is about 213.6291287946.

The spelling of 9749479 in words is "nine million, seven hundred forty-nine thousand, four hundred seventy-nine".