6742567331 has 4 divisors (see below), whose sum is σ = 6746728464. Its totient is φ = 6738406200.

The previous prime is 6742567289. The next prime is 6742567417. The reversal of 6742567331 is 1337652476.

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 6742567331 - 2¹⁸ = 6742305187 is a prime.

It is a super-2 number, since 2×6742567331² = 90924428426136927122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6742567631) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2078135 + ... + 2081376.

It is an arithmetic number, because the mean of its divisors is an integer number (1686682116).

Almost surely, 2^6742567331 is an apocalyptic number.

6742567331 is a deficient number, since it is larger than the sum of its proper divisors (4161133).

6742567331 is a wasteful number, since it uses less digits than its factorization.

6742567331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4161132.

The product of its digits is 635040, while the sum is 44.

The square root of 6742567331 is about 82113.1373837342. The cubic root of 6742567331 is about 1889.1876477713.

The spelling of 6742567331 in words is "six billion, seven hundred forty-two million, five hundred sixty-seven thousand, three hundred thirty-one".