824140799 has 2 divisors, whose sum is σ = 824140800. Its totient is φ = 824140798.

The previous prime is 824140783. The next prime is 824140843. The reversal of 824140799 is 997041428.

It is an a-pointer prime, because the next prime (824140843) can be obtained adding 824140799 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 824140799 - 2⁴ = 824140783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (824140729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 412070399 + 412070400.

It is an arithmetic number, because the mean of its divisors is an integer number (412070400).

Almost surely, 2^824140799 is an apocalyptic number.

824140799 is a deficient number, since it is larger than the sum of its proper divisors (1).

824140799 is an equidigital number, since it uses as much as digits as its factorization.

824140799 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 824140799 is about 28707.8525668501. The cubic root of 824140799 is about 937.5630247171.

The spelling of 824140799 in words is "eight hundred twenty-four million, one hundred forty thousand, seven hundred ninety-nine".