66232461 has 16 divisors (see below), whose sum is σ = 95959040. Its totient is φ = 40480560.

The previous prime is 66232451. The next prime is 66232477. The reversal of 66232461 is 16423266.

66232461 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 66232461 - 2⁵ = 66232429 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66232451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16975 + ... + 20508.

It is an arithmetic number, because the mean of its divisors is an integer number (5997440).

Almost surely, 2^66232461 is an apocalyptic number.

It is an amenable number.

66232461 is a deficient number, since it is larger than the sum of its proper divisors (29726579).

66232461 is a wasteful number, since it uses less digits than its factorization.

66232461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37536.

The product of its digits is 10368, while the sum is 30.

The square root of 66232461 is about 8138.3328145266. The cubic root of 66232461 is about 404.5979060598.

The spelling of 66232461 in words is "sixty-six million, two hundred thirty-two thousand, four hundred sixty-one".