24993091 has 2 divisors, whose sum is σ = 24993092. Its totient is φ = 24993090.

The previous prime is 24993061. The next prime is 24993107. The reversal of 24993091 is 19039942.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 24993091 - 2¹³ = 24984899 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 24993091.

It is not a weakly prime, because it can be changed into another prime (24993011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12496545 + 12496546.

It is an arithmetic number, because the mean of its divisors is an integer number (12496546).

Almost surely, 2^24993091 is an apocalyptic number.

24993091 is a deficient number, since it is larger than the sum of its proper divisors (1).

24993091 is an equidigital number, since it uses as much as digits as its factorization.

24993091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 24993091 is about 4999.3090522591. The cubic root of 24993091 is about 292.3748352882.

The spelling of 24993091 in words is "twenty-four million, nine hundred ninety-three thousand, ninety-one".