33424432 has 20 divisors (see below), whose sum is σ = 65542680. Its totient is φ = 16510208.

The previous prime is 33424429. The next prime is 33424441. The reversal of 33424432 is 23442433.

It is a super-2 number, since 2×33424432² = 2234385309045248, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33424397 and 33424406.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11257 + ... + 13912.

It is an arithmetic number, because the mean of its divisors is an integer number (3277134).

Almost surely, 2^33424432 is an apocalyptic number.

It is an amenable number.

33424432 is a deficient number, since it is larger than the sum of its proper divisors (32118248).

33424432 is a wasteful number, since it uses less digits than its factorization.

33424432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25260 (or 25254 counting only the distinct ones).

The product of its digits is 6912, while the sum is 25.

The square root of 33424432 is about 5781.3866848707. The cubic root of 33424432 is about 322.1227108399.

Adding to 33424432 its reverse (23442433), we get a palindrome (56866865).

It can be divided in two parts, 33424 and 432, that added together give a square (33856 = 184²).

The spelling of 33424432 in words is "thirty-three million, four hundred twenty-four thousand, four hundred thirty-two".