71073406 has 8 divisors (see below), whose sum is σ = 108417240. Its totient is φ = 34934328.

The previous prime is 71073389. The next prime is 71073407. The reversal of 71073406 is 60437017.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71073407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 301041 + ... + 301276.

It is an arithmetic number, because the mean of its divisors is an integer number (13552155).

Almost surely, 2^71073406 is an apocalyptic number.

71073406 is a deficient number, since it is larger than the sum of its proper divisors (37343834).

71073406 is a wasteful number, since it uses less digits than its factorization.

71073406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 602378.

The product of its (nonzero) digits is 3528, while the sum is 28.

The square root of 71073406 is about 8430.5044926149. The cubic root of 71073406 is about 414.2244304231.

The spelling of 71073406 in words is "seventy-one million, seventy-three thousand, four hundred six".