66164235 has 8 divisors (see below), whose sum is σ = 105862800. Its totient is φ = 35287584.

The previous prime is 66164183. The next prime is 66164239. The reversal of 66164235 is 53246166.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 66164235 - 2⁷ = 66164107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 66164196 and 66164205.

It is not an unprimeable number, because it can be changed into a prime (66164239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2205460 + ... + 2205489.

It is an arithmetic number, because the mean of its divisors is an integer number (13232850).

Almost surely, 2^66164235 is an apocalyptic number.

66164235 is a deficient number, since it is larger than the sum of its proper divisors (39698565).

66164235 is a wasteful number, since it uses less digits than its factorization.

66164235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4410957.

The product of its digits is 25920, while the sum is 33.

The square root of 66164235 is about 8134.1400897698. The cubic root of 66164235 is about 404.4589330141.

The spelling of 66164235 in words is "sixty-six million, one hundred sixty-four thousand, two hundred thirty-five".