33350401 has 16 divisors (see below), whose sum is σ = 39223296. Its totient is φ = 27764496.

The previous prime is 33350393. The next prime is 33350419. The reversal of 33350401 is 10405333.

It is a cyclic number.

It is not a de Polignac number, because 33350401 - 2³ = 33350393 is a prime.

It is a super-2 number, since 2×33350401² = 2224498493721602, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33350441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54640 + ... + 55246.

It is an arithmetic number, because the mean of its divisors is an integer number (2451456).

Almost surely, 2^33350401 is an apocalyptic number.

It is an amenable number.

33350401 is a deficient number, since it is larger than the sum of its proper divisors (5872895).

33350401 is a wasteful number, since it uses less digits than its factorization.

33350401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 33350401 is about 5774.9806060280. The cubic root of 33350401 is about 321.8847143328.

Adding to 33350401 its reverse (10405333), we get a palindrome (43755734).

The spelling of 33350401 in words is "thirty-three million, three hundred fifty thousand, four hundred one".