71373443 has 8 divisors (see below), whose sum is σ = 76036800. Its totient is φ = 66800808.

The previous prime is 71373413. The next prime is 71373479. The reversal of 71373443 is 34437317.

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

It is a de Polignac number, because none of the positive numbers 2^k-71373443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71373413) 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, 21053 + ... + 24206.

It is an arithmetic number, because the mean of its divisors is an integer number (9504600).

Almost surely, 2^71373443 is an apocalyptic number.

71373443 is a deficient number, since it is larger than the sum of its proper divisors (4663357).

71373443 is a wasteful number, since it uses less digits than its factorization.

71373443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45361.

The product of its digits is 21168, while the sum is 32.

The square root of 71373443 is about 8448.2804759312. The cubic root of 71373443 is about 414.8064961335.

The spelling of 71373443 in words is "seventy-one million, three hundred seventy-three thousand, four hundred forty-three".