71050002 has 16 divisors (see below), whose sum is σ = 142313952. Its totient is φ = 23647680.

The previous prime is 71049991. The next prime is 71050003. The reversal of 71050002 is 20005017.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (71050003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4423 + ... + 12714.

It is an arithmetic number, because the mean of its divisors is an integer number (8894622).

Almost surely, 2^71050002 is an apocalyptic number.

71050002 is an abundant number, since it is smaller than the sum of its proper divisors (71263950).

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

71050002 is a wasteful number, since it uses less digits than its factorization.

71050002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17833.

The product of its (nonzero) digits is 70, while the sum is 15.

The square root of 71050002 is about 8429.1163237910. The cubic root of 71050002 is about 414.1789583146.

Adding to 71050002 its reverse (20005017), we get a palindrome (91055019).

The spelling of 71050002 in words is "seventy-one million, fifty thousand, two".