71074416 has 160 divisors (see below), whose sum is σ = 232270848. Its totient is φ = 18247680.

The previous prime is 71074411. The next prime is 71074417. The reversal of 71074416 is 61447017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71074411) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 131106 + ... + 131646.

Almost surely, 2^71074416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 71074416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116135424).

71074416 is an abundant number, since it is smaller than the sum of its proper divisors (161196432).

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

71074416 is a wasteful number, since it uses less digits than its factorization.

71074416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 599 (or 593 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 71074416 is about 8430.5643939181. The cubic root of 71074416 is about 414.2263925479.

The spelling of 71074416 in words is "seventy-one million, seventy-four thousand, four hundred sixteen".