66230355 has 8 divisors (see below), whose sum is σ = 105968592. Its totient is φ = 35322848.

The previous prime is 66230347. The next prime is 66230389. The reversal of 66230355 is 55303266.

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

It is a cyclic number.

It is not a de Polignac number, because 66230355 - 2³ = 66230347 is a prime.

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, 2207664 + ... + 2207693.

It is an arithmetic number, because the mean of its divisors is an integer number (13246074).

Almost surely, 2^66230355 is an apocalyptic number.

66230355 is a deficient number, since it is larger than the sum of its proper divisors (39738237).

66230355 is a wasteful number, since it uses less digits than its factorization.

66230355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4415365.

The product of its (nonzero) digits is 16200, while the sum is 30.

The square root of 66230355 is about 8138.2034258183. The cubic root of 66230355 is about 404.5936176680.

The spelling of 66230355 in words is "sixty-six million, two hundred thirty thousand, three hundred fifty-five".