743343401 has 4 divisors (see below), whose sum is σ = 743459472. Its totient is φ = 743227332.

The previous prime is 743343383. The next prime is 743343427. The reversal of 743343401 is 104343347.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 743343401 - 2¹⁸ = 743081257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (743343001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47831 + ... + 61436.

It is an arithmetic number, because the mean of its divisors is an integer number (185864868).

Almost surely, 2^743343401 is an apocalyptic number.

It is an amenable number.

743343401 is a deficient number, since it is larger than the sum of its proper divisors (116071).

743343401 is a wasteful number, since it uses less digits than its factorization.

743343401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116070.

The product of its (nonzero) digits is 12096, while the sum is 29.

The square root of 743343401 is about 27264.3246936358. The cubic root of 743343401 is about 905.8643395193.

Adding to 743343401 its reverse (104343347), we get a palindrome (847686748).

The spelling of 743343401 in words is "seven hundred forty-three million, three hundred forty-three thousand, four hundred one".