2667262812 has 12 divisors (see below), whose sum is σ = 6223613256. Its totient is φ = 889087600.

The previous prime is 2667262811. The next prime is 2667262817. The reversal of 2667262812 is 2182627662.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×2667262812² = 14228581816556294688, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2667262811) 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, 111135939 + ... + 111135962.

It is an arithmetic number, because the mean of its divisors is an integer number (518634438).

Almost surely, 2^2667262812 is an apocalyptic number.

It is an amenable number.

2667262812 is an abundant number, since it is smaller than the sum of its proper divisors (3556350444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2667262812 is a wasteful number, since it uses less digits than its factorization.

2667262812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222271908 (or 222271906 counting only the distinct ones).

The product of its digits is 193536, while the sum is 42.

The square root of 2667262812 is about 51645.5497792404. The cubic root of 2667262812 is about 1386.8258770238.

The spelling of 2667262812 in words is "two billion, six hundred sixty-seven million, two hundred sixty-two thousand, eight hundred twelve".