33250404 has 24 divisors (see below), whose sum is σ = 84637728. Its totient is φ = 10075840.

The previous prime is 33250379. The next prime is 33250417. The reversal of 33250404 is 40405233.

It is a happy number.

It is a super-2 number, since 2×33250404² = 2211178732326432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125817 + ... + 126080.

It is an arithmetic number, because the mean of its divisors is an integer number (3526572).

Almost surely, 2^33250404 is an apocalyptic number.

It is an amenable number.

33250404 is an abundant number, since it is smaller than the sum of its proper divisors (51387324).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33250404 is a wasteful number, since it uses less digits than its factorization.

33250404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251915 (or 251913 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 33250404 is about 5766.3163284718. The cubic root of 33250404 is about 321.5626819276.

Adding to 33250404 its reverse (40405233), we get a palindrome (73655637).

The spelling of 33250404 in words is "thirty-three million, two hundred fifty thousand, four hundred four".