23439134 has 8 divisors (see below), whose sum is σ = 36371160. Its totient is φ = 11315416.

The previous prime is 23439109. The next prime is 23439149. The reversal of 23439134 is 43193432.

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

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a junction number, because it is equal to n+sod(n) for n = 23439097 and 23439106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 202004 + ... + 202119.

It is an arithmetic number, because the mean of its divisors is an integer number (4546395).

Almost surely, 2^23439134 is an apocalyptic number.

23439134 is a deficient number, since it is larger than the sum of its proper divisors (12932026).

23439134 is a wasteful number, since it uses less digits than its factorization.

23439134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404154.

The product of its digits is 7776, while the sum is 29.

The square root of 23439134 is about 4841.3979386124. The cubic root of 23439134 is about 286.1852110192.

The spelling of 23439134 in words is "twenty-three million, four hundred thirty-nine thousand, one hundred thirty-four".