33125423 has 4 divisors (see below), whose sum is σ = 33184008. Its totient is φ = 33066840.

The previous prime is 33125413. The next prime is 33125441. The reversal of 33125423 is 32452133.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-33125423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33125413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28436 + ... + 29577.

It is an arithmetic number, because the mean of its divisors is an integer number (8296002).

Almost surely, 2^33125423 is an apocalyptic number.

33125423 is a deficient number, since it is larger than the sum of its proper divisors (58585).

33125423 is an equidigital number, since it uses as much as digits as its factorization.

33125423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58584.

The product of its digits is 2160, while the sum is 23.

The square root of 33125423 is about 5755.4689643851. The cubic root of 33125423 is about 321.1592814643.

Adding to 33125423 its reverse (32452133), we get a palindrome (65577556).

The spelling of 33125423 in words is "thirty-three million, one hundred twenty-five thousand, four hundred twenty-three".