23432434 has 8 divisors (see below), whose sum is σ = 36998640. Its totient is φ = 11099556.

The previous prime is 23432429. The next prime is 23432447. The reversal of 23432434 is 43423432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 23432399 and 23432408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308284 + ... + 308359.

It is an arithmetic number, because the mean of its divisors is an integer number (4624830).

Almost surely, 2^23432434 is an apocalyptic number.

23432434 is a deficient number, since it is larger than the sum of its proper divisors (13566206).

23432434 is a wasteful number, since it uses less digits than its factorization.

23432434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 616664.

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

The square root of 23432434 is about 4840.7059402529. The cubic root of 23432434 is about 286.1579400509.

Adding to 23432434 its reverse (43423432), we get a palindrome (66855866).

The spelling of 23432434 in words is "twenty-three million, four hundred thirty-two thousand, four hundred thirty-four".