66054232 has 8 divisors (see below), whose sum is σ = 123851700. Its totient is φ = 33027112.

The previous prime is 66054227. The next prime is 66054253. The reversal of 66054232 is 23245066.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 66054232.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4128382 + ... + 4128397.

Almost surely, 2^66054232 is an apocalyptic number.

It is an amenable number.

66054232 is a deficient number, since it is larger than the sum of its proper divisors (57797468).

66054232 is a wasteful number, since it uses less digits than its factorization.

66054232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8256785 (or 8256781 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 66054232 is about 8127.3754681324. The cubic root of 66054232 is about 404.2346609144.

Adding to 66054232 its reverse (23245066), we get a palindrome (89299298).

The spelling of 66054232 in words is "sixty-six million, fifty-four thousand, two hundred thirty-two".