32423432 has 8 divisors (see below), whose sum is σ = 60793950. Its totient is φ = 16211712.

The previous prime is 32423431. The next prime is 32423441. The reversal of 32423432 is 23432423.

It can be written as a sum of positive squares in only one way, i.e., 22221796 + 10201636 = 4714^2 + 3194^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 32423398 and 32423407.

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, 2026457 + ... + 2026472.

Almost surely, 2^32423432 is an apocalyptic number.

It is an amenable number.

32423432 is a deficient number, since it is larger than the sum of its proper divisors (28370518).

32423432 is a wasteful number, since it uses less digits than its factorization.

32423432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4052935 (or 4052931 counting only the distinct ones).

The product of its digits is 3456, while the sum is 23.

The square root of 32423432 is about 5694.1577076860. The cubic root of 32423432 is about 318.8744047527.

Adding to 32423432 its reverse (23432423), we get a palindrome (55855855).

The spelling of 32423432 in words is "thirty-two million, four hundred twenty-three thousand, four hundred thirty-two".