71317700 has 18 divisors (see below), whose sum is σ = 154759626. Its totient is φ = 28527040.

The previous prime is 71317691. The next prime is 71317711. The reversal of 71317700 is 771317.

It can be written as a sum of positive squares in 3 ways, for example, as 23348224 + 47969476 = 4832^2 + 6926^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 71317700.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 356489 + ... + 356688.

It is an arithmetic number, because the mean of its divisors is an integer number (8597757).

Almost surely, 2^71317700 is an apocalyptic number.

It is an amenable number.

71317700 is an abundant number, since it is smaller than the sum of its proper divisors (83441926).

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

71317700 is a wasteful number, since it uses less digits than its factorization.

71317700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713191 (or 713184 counting only the distinct ones).

The product of its (nonzero) digits is 1029, while the sum is 26.

The square root of 71317700 is about 8444.9807578230. The cubic root of 71317700 is about 414.6984793896.

The spelling of 71317700 in words is "seventy-one million, three hundred seventeen thousand, seven hundred".