743688479 has 2 divisors, whose sum is σ = 743688480. Its totient is φ = 743688478.

The previous prime is 743688461. The next prime is 743688529. The reversal of 743688479 is 974886347.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 743688479 - 2⁸ = 743688223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (743688079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371844239 + 371844240.

It is an arithmetic number, because the mean of its divisors is an integer number (371844240).

Almost surely, 2^743688479 is an apocalyptic number.

743688479 is a deficient number, since it is larger than the sum of its proper divisors (1).

743688479 is an equidigital number, since it uses as much as digits as its factorization.

743688479 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8128512, while the sum is 56.

The square root of 743688479 is about 27270.6523390989. The cubic root of 743688479 is about 906.0044925520.

The spelling of 743688479 in words is "seven hundred forty-three million, six hundred eighty-eight thousand, four hundred seventy-nine".