71214022 has 16 divisors (see below), whose sum is σ = 116811072. Its totient is φ = 32292520.

The previous prime is 71214019. The next prime is 71214041. The reversal of 71214022 is 22041217.

71214022 = 159² + 160² + ... + 601².

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6093 + ... + 13399.

It is an arithmetic number, because the mean of its divisors is an integer number (7300692).

Almost surely, 2^71214022 is an apocalyptic number.

71214022 is a deficient number, since it is larger than the sum of its proper divisors (45597050).

71214022 is a wasteful number, since it uses less digits than its factorization.

71214022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7763.

The product of its (nonzero) digits is 224, while the sum is 19.

The square root of 71214022 is about 8438.8400861730. The cubic root of 71214022 is about 414.4974261659.

Adding to 71214022 its reverse (22041217), we get a palindrome (93255239).

The spelling of 71214022 in words is "seventy-one million, two hundred fourteen thousand, twenty-two".