32423434 has 4 divisors (see below), whose sum is σ = 48635154. Its totient is φ = 16211716.

The previous prime is 32423431. The next prime is 32423441. The reversal of 32423434 is 43432423.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 43432423 = 19 ⋅2285917.

It can be written as a sum of positive squares in only one way, i.e., 25532809 + 6890625 = 5053^2 + 2625^2 .

It is a junction number, because it is equal to n+sod(n) for n = 32423399 and 32423408.

It is not an unprimeable number, because it can be changed into a prime (32423431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8105857 + ... + 8105860.

Almost surely, 2^32423434 is an apocalyptic number.

32423434 is a deficient number, since it is larger than the sum of its proper divisors (16211720).

32423434 is a wasteful number, since it uses less digits than its factorization.

32423434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16211719.

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

The square root of 32423434 is about 5694.1578833046. The cubic root of 32423434 is about 318.8744113091.

Adding to 32423434 its reverse (43432423), we get a palindrome (75855857).

The spelling of 32423434 in words is "thirty-two million, four hundred twenty-three thousand, four hundred thirty-four".