742333333247 has 4 divisors (see below), whose sum is σ = 809818181736. Its totient is φ = 674848484760.

The previous prime is 742333333223. The next prime is 742333333253.

It is a happy number.

742333333247 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 742333333247 - 2¹⁴ = 742333316863 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 742333333198 and 742333333207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742333333297) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33742424228 + ... + 33742424249.

It is an arithmetic number, because the mean of its divisors is an integer number (202454545434).

Almost surely, 2^742333333247 is an apocalyptic number.

742333333247 is a deficient number, since it is larger than the sum of its proper divisors (67484848489).

742333333247 is a wasteful number, since it uses less digits than its factorization.

742333333247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67484848488.

The product of its digits is 2286144, while the sum is 44.

The spelling of 742333333247 in words is "seven hundred forty-two billion, three hundred thirty-three million, three hundred thirty-three thousand, two hundred forty-seven".