66333038 has 4 divisors (see below), whose sum is σ = 99499560. Its totient is φ = 33166518.

The previous prime is 66333037. The next prime is 66333073. The reversal of 66333038 is 83033366.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 66332995 and 66333013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66333037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16583258 + ... + 16583261.

It is an arithmetic number, because the mean of its divisors is an integer number (24874890).

Almost surely, 2^66333038 is an apocalyptic number.

66333038 is a deficient number, since it is larger than the sum of its proper divisors (33166522).

66333038 is a wasteful number, since it uses less digits than its factorization.

66333038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33166521.

The product of its (nonzero) digits is 23328, while the sum is 32.

The square root of 66333038 is about 8144.5096844439. The cubic root of 66333038 is about 404.8026025795.

The spelling of 66333038 in words is "sixty-six million, three hundred thirty-three thousand, thirty-eight".