71324722 has 16 divisors (see below), whose sum is σ = 123746112. Its totient is φ = 30198960.

The previous prime is 71324681. The next prime is 71324731. The reversal of 71324722 is 22742317.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29529 + ... + 31852.

It is an arithmetic number, because the mean of its divisors is an integer number (7734132).

Almost surely, 2^71324722 is an apocalyptic number.

71324722 is a deficient number, since it is larger than the sum of its proper divisors (52421390).

71324722 is a wasteful number, since it uses less digits than its factorization.

71324722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61473.

The product of its digits is 4704, while the sum is 28.

The square root of 71324722 is about 8445.3964975009. The cubic root of 71324722 is about 414.7120894619.

The spelling of 71324722 in words is "seventy-one million, three hundred twenty-four thousand, seven hundred twenty-two".