66106022 has 16 divisors (see below), whose sum is σ = 105084000. Its totient is φ = 31133760.

The previous prime is 66105989. The next prime is 66106031. The reversal of 66106022 is 22060166.

It is a super-2 number, since 2×66106022² = 8740012289328968, which contains 22 as substring.

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, 11522 + ... + 16277.

It is an arithmetic number, because the mean of its divisors is an integer number (6567750).

Almost surely, 2^66106022 is an apocalyptic number.

66106022 is a deficient number, since it is larger than the sum of its proper divisors (38977978).

66106022 is a wasteful number, since it uses less digits than its factorization.

66106022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27871.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 66106022 is about 8130.5609892553. The cubic root of 66106022 is about 404.3402804100.

Adding to 66106022 its reverse (22060166), we get a palindrome (88166188).

The spelling of 66106022 in words is "sixty-six million, one hundred six thousand, twenty-two".