724116427 has 2 divisors, whose sum is σ = 724116428. Its totient is φ = 724116426.

The previous prime is 724116413. The next prime is 724116511. The reversal of 724116427 is 724611427.

It is a happy number.

724116427 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-724116427 is a prime.

It is equal to p_37436146 and since 724116427 and 37436146 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 724116392 and 724116401.

It is not a weakly prime, because it can be changed into another prime (724116227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 362058213 + 362058214.

It is an arithmetic number, because the mean of its divisors is an integer number (362058214).

Almost surely, 2^724116427 is an apocalyptic number.

724116427 is a deficient number, since it is larger than the sum of its proper divisors (1).

724116427 is an equidigital number, since it uses as much as digits as its factorization.

724116427 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18816, while the sum is 34.

The square root of 724116427 is about 26909.4114948655. The cubic root of 724116427 is about 897.9857947366.

The spelling of 724116427 in words is "seven hundred twenty-four million, one hundred sixteen thousand, four hundred twenty-seven".