70216622 has 16 divisors (see below), whose sum is σ = 121896960. Its totient is φ = 29711448.

The previous prime is 70216567. The next prime is 70216687. The reversal of 70216622 is 22661207.

It is a junction number, because it is equal to n+sod(n) for n = 70216591 and 70216600.

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, 30638 + ... + 32849.

It is an arithmetic number, because the mean of its divisors is an integer number (7618560).

Almost surely, 2^70216622 is an apocalyptic number.

70216622 is a deficient number, since it is larger than the sum of its proper divisors (51680338).

70216622 is a wasteful number, since it uses less digits than its factorization.

70216622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63575.

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 70216622 is about 8379.5359060034. The cubic root of 70216622 is about 412.5532165196.

Adding to 70216622 its reverse (22661207), we get a palindrome (92877829).

The spelling of 70216622 in words is "seventy million, two hundred sixteen thousand, six hundred twenty-two".