2667406371 has 32 divisors (see below), whose sum is σ = 4284272640. Its totient is φ = 1442077344.

The previous prime is 2667406351. The next prime is 2667406373. The reversal of 2667406371 is 1736047662.

It is a happy number.

It is not a de Polignac number, because 2667406371 - 2⁶ = 2667406307 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2667406373) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 324316 + ... + 332438.

It is an arithmetic number, because the mean of its divisors is an integer number (133883520).

Almost surely, 2^2667406371 is an apocalyptic number.

2667406371 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2667406371 is a deficient number, since it is larger than the sum of its proper divisors (1616866269).

2667406371 is a wasteful number, since it uses less digits than its factorization.

2667406371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8975.

The product of its (nonzero) digits is 254016, while the sum is 42.

The square root of 2667406371 is about 51646.9396092353. The cubic root of 2667406371 is about 1386.8507574322.

The spelling of 2667406371 in words is "two billion, six hundred sixty-seven million, four hundred six thousand, three hundred seventy-one".