71967342 has 16 divisors (see below), whose sum is σ = 145907280. Its totient is φ = 23660352.

The previous prime is 71967323. The next prime is 71967349. The reversal of 71967342 is 24376917.

It is a self number, because there is not a number n which added to its sum of digits gives 71967342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71967349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81717 + ... + 82592.

It is an arithmetic number, because the mean of its divisors is an integer number (9119205).

Almost surely, 2^71967342 is an apocalyptic number.

71967342 is an abundant number, since it is smaller than the sum of its proper divisors (73939938).

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

71967342 is a wasteful number, since it uses less digits than its factorization.

71967342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164387.

The product of its digits is 63504, while the sum is 39.

The square root of 71967342 is about 8483.3567648661. The cubic root of 71967342 is about 415.9538556743.

The spelling of 71967342 in words is "seventy-one million, nine hundred sixty-seven thousand, three hundred forty-two".