824242207 has 4 divisors (see below), whose sum is σ = 834172920. Its totient is φ = 814311496.

The previous prime is 824242201. The next prime is 824242217. The reversal of 824242207 is 702242428.

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 824242207 - 2¹⁹ = 823717919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (824242201) 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, 4965232 + ... + 4965397.

It is an arithmetic number, because the mean of its divisors is an integer number (208543230).

Almost surely, 2^824242207 is an apocalyptic number.

824242207 is a deficient number, since it is larger than the sum of its proper divisors (9930713).

824242207 is an equidigital number, since it uses as much as digits as its factorization.

824242207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9930712.

The product of its (nonzero) digits is 14336, while the sum is 31.

The square root of 824242207 is about 28709.6187191680. The cubic root of 824242207 is about 937.6014778924.

The spelling of 824242207 in words is "eight hundred twenty-four million, two hundred forty-two thousand, two hundred seven".