66422335 has 16 divisors (see below), whose sum is σ = 92344896. Its totient is φ = 44921088.

The previous prime is 66422329. The next prime is 66422339. The reversal of 66422335 is 53322466.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 66422335 - 2⁷ = 66422207 is a prime.

It is a super-3 number, since 3×66422335³ (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 66422297 and 66422306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66422339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10444 + ... + 15553.

It is an arithmetic number, because the mean of its divisors is an integer number (5771556).

Almost surely, 2^66422335 is an apocalyptic number.

66422335 is a deficient number, since it is larger than the sum of its proper divisors (25922561).

66422335 is a wasteful number, since it uses less digits than its factorization.

66422335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26082.

The product of its digits is 25920, while the sum is 31.

The square root of 66422335 is about 8149.9898772943. The cubic root of 66422335 is about 404.9841684611.

The spelling of 66422335 in words is "sixty-six million, four hundred twenty-two thousand, three hundred thirty-five".