2667493412 has 6 divisors (see below), whose sum is σ = 4668113478. Its totient is φ = 1333746704.

The previous prime is 2667493373. The next prime is 2667493417. The reversal of 2667493412 is 2143947662.

It can be written as a sum of positive squares in only one way, i.e., 2660909056 + 6584356 = 51584^2 + 2566^2 .

It is a super-2 number, since 2×2667493412² = 14231042206126803488, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2667493417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 333436673 + ... + 333436680.

It is an arithmetic number, because the mean of its divisors is an integer number (778018913).

Almost surely, 2^2667493412 is an apocalyptic number.

It is an amenable number.

2667493412 is a deficient number, since it is larger than the sum of its proper divisors (2000620066).

2667493412 is a wasteful number, since it uses less digits than its factorization.

2667493412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666873357 (or 666873355 counting only the distinct ones).

The product of its digits is 435456, while the sum is 44.

The square root of 2667493412 is about 51647.7822563564. The cubic root of 2667493412 is about 1386.8658421934.

The spelling of 2667493412 in words is "two billion, six hundred sixty-seven million, four hundred ninety-three thousand, four hundred twelve".