71679382 has 4 divisors (see below), whose sum is σ = 107519076. Its totient is φ = 35839690.

The previous prime is 71679379. The next prime is 71679383. The reversal of 71679382 is 28397617.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71679383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17919844 + ... + 17919847.

It is an arithmetic number, because the mean of its divisors is an integer number (26879769).

Almost surely, 2^71679382 is an apocalyptic number.

71679382 is a deficient number, since it is larger than the sum of its proper divisors (35839694).

71679382 is a wasteful number, since it uses less digits than its factorization.

71679382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35839693.

The product of its digits is 127008, while the sum is 43.

The square root of 71679382 is about 8466.3676981336. The cubic root of 71679382 is about 415.3983343346.

The spelling of 71679382 in words is "seventy-one million, six hundred seventy-nine thousand, three hundred eighty-two".