1667116274 has 8 divisors (see below), whose sum is σ = 2504295408. Its totient is φ = 832351140.

The previous prime is 1667116267. The next prime is 1667116303. The reversal of 1667116274 is 4726117661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

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 3 ways as a sum of consecutive naturals, for example, 601772 + ... + 604535.

It is an arithmetic number, because the mean of its divisors is an integer number (313036926).

Almost surely, 2^1667116274 is an apocalyptic number.

1667116274 is a deficient number, since it is larger than the sum of its proper divisors (837179134).

1667116274 is a wasteful number, since it uses less digits than its factorization.

1667116274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1207000.

The product of its digits is 84672, while the sum is 41.

The square root of 1667116274 is about 40830.3352178255. The cubic root of 1667116274 is about 1185.7377055988.

The spelling of 1667116274 in words is "one billion, six hundred sixty-seven million, one hundred sixteen thousand, two hundred seventy-four".