72066035 has 4 divisors (see below), whose sum is σ = 86479248. Its totient is φ = 57652824.

The previous prime is 72066013. The next prime is 72066037. The reversal of 72066035 is 53066027.

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

It is a cyclic number.

It is not a de Polignac number, because 72066035 - 2⁶ = 72065971 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 72065989 and 72066007.

It is not an unprimeable number, because it can be changed into a prime (72066037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7206599 + ... + 7206608.

It is an arithmetic number, because the mean of its divisors is an integer number (21619812).

Almost surely, 2^72066035 is an apocalyptic number.

72066035 is a deficient number, since it is larger than the sum of its proper divisors (14413213).

72066035 is a wasteful number, since it uses less digits than its factorization.

72066035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14413212.

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 72066035 is about 8489.1716321441. The cubic root of 72066035 is about 416.1439093917.

The spelling of 72066035 in words is "seventy-two million, sixty-six thousand, thirty-five".