66352226 has 8 divisors (see below), whose sum is σ = 101215440. Its totient is φ = 32613748.

The previous prime is 66352219. The next prime is 66352243. The reversal of 66352226 is 62225366.

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

It is a junction number, because it is equal to n+sod(n) for n = 66352192 and 66352201.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281036 + ... + 281271.

It is an arithmetic number, because the mean of its divisors is an integer number (12651930).

Almost surely, 2^66352226 is an apocalyptic number.

66352226 is a deficient number, since it is larger than the sum of its proper divisors (34863214).

66352226 is a wasteful number, since it uses less digits than its factorization.

66352226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562368.

The product of its digits is 25920, while the sum is 32.

The square root of 66352226 is about 8145.6875707334. The cubic root of 66352226 is about 404.8416309116.

The spelling of 66352226 in words is "sixty-six million, three hundred fifty-two thousand, two hundred twenty-six".