742929247 has 2 divisors, whose sum is σ = 742929248. Its totient is φ = 742929246.

The previous prime is 742929199. The next prime is 742929269.

742929247 is nontrivially palindromic in base 10.

742929247 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 742929247 - 2⁷ = 742929119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 742929197 and 742929206.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (742921247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371464623 + 371464624.

It is an arithmetic number, because the mean of its divisors is an integer number (371464624).

Almost surely, 2^742929247 is an apocalyptic number.

742929247 is a deficient number, since it is larger than the sum of its proper divisors (1).

742929247 is an equidigital number, since it uses as much as digits as its factorization.

742929247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 508032, while the sum is 46.

The square root of 742929247 is about 27256.7284720672. The cubic root of 742929247 is about 905.6960740691.

The spelling of 742929247 in words is "seven hundred forty-two million, nine hundred twenty-nine thousand, two hundred forty-seven".