33729041 has 8 divisors (see below), whose sum is σ = 34642944. Its totient is φ = 32825520.

The previous prime is 33729029. The next prime is 33729043. The reversal of 33729041 is 14092733.

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 33729041 - 2⁶ = 33728977 is a prime.

It is a super-2 number, since 2×33729041² = 2275296413559362, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33728995 and 33729013.

It is not an unprimeable number, because it can be changed into a prime (33729043) 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, 4226 + ... + 9236.

It is an arithmetic number, because the mean of its divisors is an integer number (4330368).

Almost surely, 2^33729041 is an apocalyptic number.

It is an amenable number.

33729041 is a deficient number, since it is larger than the sum of its proper divisors (913903).

33729041 is a wasteful number, since it uses less digits than its factorization.

33729041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5191.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 33729041 is about 5807.6708756609. The cubic root of 33729041 is about 323.0982936573.

The spelling of 33729041 in words is "thirty-three million, seven hundred twenty-nine thousand, forty-one".