33423153 has 4 divisors (see below), whose sum is σ = 44564208. Its totient is φ = 22282100.

The previous prime is 33423121. The next prime is 33423197. The reversal of 33423153 is 35132433.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 33423153 - 2⁵ = 33423121 is a prime.

It is a super-2 number, since 2×33423153² = 2234214312922818, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (33423113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5570523 + ... + 5570528.

It is an arithmetic number, because the mean of its divisors is an integer number (11141052).

Almost surely, 2^33423153 is an apocalyptic number.

It is an amenable number.

33423153 is a deficient number, since it is larger than the sum of its proper divisors (11141055).

33423153 is a wasteful number, since it uses less digits than its factorization.

33423153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11141054.

The product of its digits is 3240, while the sum is 24.

The square root of 33423153 is about 5781.2760702115. The cubic root of 33423153 is about 322.1186020670.

Adding to 33423153 its reverse (35132433), we get a palindrome (68555586).

The spelling of 33423153 in words is "thirty-three million, four hundred twenty-three thousand, one hundred fifty-three".