71347700 has 18 divisors (see below), whose sum is σ = 154824726. Its totient is φ = 28539040.

The previous prime is 71347693. The next prime is 71347733. The reversal of 71347700 is 774317.

It can be written as a sum of positive squares in 3 ways, for example, as 6770404 + 64577296 = 2602^2 + 8036^2 .

It is a congruent number.

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, 356639 + ... + 356838.

Almost surely, 2^71347700 is an apocalyptic number.

It is an amenable number.

71347700 is an abundant number, since it is smaller than the sum of its proper divisors (83477026).

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

71347700 is a wasteful number, since it uses less digits than its factorization.

71347700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713491 (or 713484 counting only the distinct ones).

The product of its (nonzero) digits is 4116, while the sum is 29.

The square root of 71347700 is about 8446.7567740524. The cubic root of 71347700 is about 414.7566192827.

The spelling of 71347700 in words is "seventy-one million, three hundred forty-seven thousand, seven hundred".