24013993 has 2 divisors, whose sum is σ = 24013994. Its totient is φ = 24013992.

The previous prime is 24013991. The next prime is 24014009. The reversal of 24013993 is 39931042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12938409 + 11075584 = 3597^2 + 3328^2 .

It is a cyclic number.

It is not a de Polignac number, because 24013993 - 2¹ = 24013991 is a prime.

Together with 24013991, it forms a pair of twin primes.

It is equal to p_1507963 and since 24013993 and 1507963 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (24013991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12006996 + 12006997.

It is an arithmetic number, because the mean of its divisors is an integer number (12006997).

Almost surely, 2^24013993 is an apocalyptic number.

It is an amenable number.

24013993 is a deficient number, since it is larger than the sum of its proper divisors (1).

24013993 is an equidigital number, since it uses as much as digits as its factorization.

24013993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 24013993 is about 4900.4074320407. The cubic root of 24013993 is about 288.5059626096.

The spelling of 24013993 in words is "twenty-four million, thirteen thousand, nine hundred ninety-three".