33022001 has 8 divisors (see below), whose sum is σ = 33510120. Its totient is φ = 32537088.

The previous prime is 33021983. The next prime is 33022049. The reversal of 33022001 is 10022033.

It can be written as a sum of positive squares in 4 ways, for example, as 8271376 + 24750625 = 2876^2 + 4975^2 .

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 33022001 - 2¹⁴ = 33005617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (33022081) 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, 26255 + ... + 27483.

It is an arithmetic number, because the mean of its divisors is an integer number (4188765).

Almost surely, 2^33022001 is an apocalyptic number.

It is an amenable number.

33022001 is a deficient number, since it is larger than the sum of its proper divisors (488119).

33022001 is a wasteful number, since it uses less digits than its factorization.

33022001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1603.

The product of its (nonzero) digits is 36, while the sum is 11.

The square root of 33022001 is about 5746.4772687273. The cubic root of 33022001 is about 320.8246989449.

Adding to 33022001 its reverse (10022033), we get a palindrome (43044034).

The spelling of 33022001 in words is "thirty-three million, twenty-two thousand, one".