33986073 has 8 divisors (see below), whose sum is σ = 49434336. Its totient is φ = 20597600.

The previous prime is 33986059. The next prime is 33986081. The reversal of 33986073 is 37068933.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 33986073 - 2¹² = 33981977 is a prime.

It is a super-2 number, since 2×33986073² = 2310106315922658, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (33986033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 514908 + ... + 514973.

It is an arithmetic number, because the mean of its divisors is an integer number (6179292).

Almost surely, 2^33986073 is an apocalyptic number.

33986073 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

33986073 is a deficient number, since it is larger than the sum of its proper divisors (15448263).

33986073 is a wasteful number, since it uses less digits than its factorization.

33986073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029895.

The product of its (nonzero) digits is 81648, while the sum is 39.

The square root of 33986073 is about 5829.7575421281. The cubic root of 33986073 is about 323.9169406813.

It can be divided in two parts, 339860 and 73, that added together give a palindrome (339933).

The spelling of 33986073 in words is "thirty-three million, nine hundred eighty-six thousand, seventy-three".