71306350 has 12 divisors (see below), whose sum is σ = 132629904. Its totient is φ = 28522520.

The previous prime is 71306299. The next prime is 71306351. The reversal of 71306350 is 5360317.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71306351) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 713014 + ... + 713113.

It is an arithmetic number, because the mean of its divisors is an integer number (11052492).

Almost surely, 2^71306350 is an apocalyptic number.

71306350 is a deficient number, since it is larger than the sum of its proper divisors (61323554).

71306350 is a wasteful number, since it uses less digits than its factorization.

71306350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1426139 (or 1426134 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 25.

The square root of 71306350 is about 8444.3087342896. The cubic root of 71306350 is about 414.6764788790.

Adding to 71306350 its reverse (5360317), we get a palindrome (76666667).

The spelling of 71306350 in words is "seventy-one million, three hundred six thousand, three hundred fifty".