71373667 has 8 divisors (see below), whose sum is σ = 76352976. Its totient is φ = 66481152.

The previous prime is 71373587. The next prime is 71373697. The reversal of 71373667 is 76637317.

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

It is not a de Polignac number, because 71373667 - 2²³ = 62985059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71373697) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19993 + ... + 23290.

It is an arithmetic number, because the mean of its divisors is an integer number (9544122).

Almost surely, 2^71373667 is an apocalyptic number.

71373667 is a deficient number, since it is larger than the sum of its proper divisors (4979309).

71373667 is a wasteful number, since it uses less digits than its factorization.

71373667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43397.

The product of its digits is 111132, while the sum is 40.

The square root of 71373667 is about 8448.2937330564. The cubic root of 71373667 is about 414.8069300790.

The spelling of 71373667 in words is "seventy-one million, three hundred seventy-three thousand, six hundred sixty-seven".