71377416 has 96 divisors (see below), whose sum is σ = 218013600. Its totient is φ = 21621600.

The previous prime is 71377399. The next prime is 71377421. The reversal of 71377416 is 61477317.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24771 + ... + 27501.

It is an arithmetic number, because the mean of its divisors is an integer number (2270975).

Almost surely, 2^71377416 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 71377416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109006800).

71377416 is an abundant number, since it is smaller than the sum of its proper divisors (146636184).

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

71377416 is a wasteful number, since it uses less digits than its factorization.

71377416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2768 (or 2747 counting only the distinct ones).

The product of its digits is 24696, while the sum is 36.

The square root of 71377416 is about 8448.5156092653. The cubic root of 71377416 is about 414.8141927200.

Subtracting from 71377416 its reverse (61477317), we obtain a palindrome (9900099).

The spelling of 71377416 in words is "seventy-one million, three hundred seventy-seven thousand, four hundred sixteen".