33461021 has 8 divisors (see below), whose sum is σ = 38090304. Its totient is φ = 29096320.

The previous prime is 33461011. The next prime is 33461027. The reversal of 33461021 is 12016433.

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

It is not a de Polignac number, because 33461021 - 2¹⁸ = 33198877 is a prime.

It is a super-2 number, since 2×33461021² = 2239279852724882, 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 = 33460984 and 33461002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33461027) 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, 65876 + ... + 66381.

It is an arithmetic number, because the mean of its divisors is an integer number (4761288).

Almost surely, 2^33461021 is an apocalyptic number.

It is an amenable number.

33461021 is a deficient number, since it is larger than the sum of its proper divisors (4629283).

33461021 is a wasteful number, since it uses less digits than its factorization.

33461021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132291.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 33461021 is about 5784.5501985893. The cubic root of 33461021 is about 322.2402082223.

Adding to 33461021 its reverse (12016433), we get a palindrome (45477454).

The spelling of 33461021 in words is "thirty-three million, four hundred sixty-one thousand, twenty-one".