743238207242 has 16 divisors (see below), whose sum is σ = 1154606862240. Its totient is φ = 358398279792.

The previous prime is 743238207233. The next prime is 743238207263. The reversal of 743238207242 is 242702832347.

It is a junction number, because it is equal to n+sod(n) for n = 743238207193 and 743238207202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7204988 + ... + 7307415.

It is an arithmetic number, because the mean of its divisors is an integer number (72162928890).

Almost surely, 2^743238207242 is an apocalyptic number.

743238207242 is a deficient number, since it is larger than the sum of its proper divisors (411368654998).

743238207242 is a wasteful number, since it uses less digits than its factorization.

743238207242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14513317.

The product of its (nonzero) digits is 903168, while the sum is 44.

The spelling of 743238207242 in words is "seven hundred forty-three billion, two hundred thirty-eight million, two hundred seven thousand, two hundred forty-two".