33666461 has 8 divisors (see below), whose sum is σ = 35497920. Its totient is φ = 31840992.

The previous prime is 33666439. The next prime is 33666467. The reversal of 33666461 is 16466633.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33666461 is a prime.

It is a super-2 number, since 2×33666461² = 2266861192529042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33666467) 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, 14561 + ... + 16713.

It is an arithmetic number, because the mean of its divisors is an integer number (4437240).

Almost surely, 2^33666461 is an apocalyptic number.

It is an amenable number.

33666461 is a deficient number, since it is larger than the sum of its proper divisors (1831459).

33666461 is a wasteful number, since it uses less digits than its factorization.

33666461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2995.

The product of its digits is 46656, while the sum is 35.

The square root of 33666461 is about 5802.2806722874. The cubic root of 33666461 is about 322.8983471776.

The spelling of 33666461 in words is "thirty-three million, six hundred sixty-six thousand, four hundred sixty-one".