66341506 has 16 divisors (see below), whose sum is σ = 124067520. Its totient is φ = 25847280.

The previous prime is 66341461. The next prime is 66341507. The reversal of 66341506 is 60514366.

It is not an unprimeable number, because it can be changed into a prime (66341507) 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, 215241 + ... + 215548.

It is an arithmetic number, because the mean of its divisors is an integer number (7754220).

Almost surely, 2^66341506 is an apocalyptic number.

66341506 is a deficient number, since it is larger than the sum of its proper divisors (57726014).

66341506 is a wasteful number, since it uses less digits than its factorization.

66341506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430809.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 66341506 is about 8145.0295272639. The cubic root of 66341506 is about 404.8198273928.

The spelling of 66341506 in words is "sixty-six million, three hundred forty-one thousand, five hundred six".