66032236 has 6 divisors (see below), whose sum is σ = 115556420. Its totient is φ = 33016116.

The previous prime is 66032231. The next prime is 66032243. The reversal of 66032236 is 63223066.

It is not an unprimeable number, because it can be changed into a prime (66032231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8254026 + ... + 8254033.

Almost surely, 2^66032236 is an apocalyptic number.

It is an amenable number.

66032236 is a deficient number, since it is larger than the sum of its proper divisors (49524184).

66032236 is a wasteful number, since it uses less digits than its factorization.

66032236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16508063 (or 16508061 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 66032236 is about 8126.0221510897. The cubic root of 66032236 is about 404.1897860064.

It can be divided in two parts, 660 and 32236, that added together give a triangular number (32896 = T₂₅₆).

The spelling of 66032236 in words is "sixty-six million, thirty-two thousand, two hundred thirty-six".