743263 has 2 divisors, whose sum is σ = 743264. Its totient is φ = 743262.

The previous prime is 743251. The next prime is 743269. The reversal of 743263 is 362347.

It is a strong prime.

It is an emirp because it is prime and its reverse (362347) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 743263 - 2¹³ = 735071 is a prime.

743263 is a lucky number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 743263.

It is not a weakly prime, because it can be changed into another prime (743269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371631 + 371632.

It is an arithmetic number, because the mean of its divisors is an integer number (371632).

2⁷⁴³²⁶³ is an apocalyptic number.

743263 is a deficient number, since it is larger than the sum of its proper divisors (1).

743263 is an equidigital number, since it uses as much as digits as its factorization.

743263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3024, while the sum is 25.

The square root of 743263 is about 862.1270208038. The cubic root of 743263 is about 90.5831678516.

The spelling of 743263 in words is "seven hundred forty-three thousand, two hundred sixty-three".