23948429 has 4 divisors (see below), whose sum is σ = 24160476. Its totient is φ = 23736384.

The previous prime is 23948423. The next prime is 23948437. The reversal of 23948429 is 92484932.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9302500 + 14645929 = 3050^2 + 3827^2 .

It is a cyclic number.

It is not a de Polignac number, because 23948429 - 2¹⁶ = 23882893 is a prime.

It is a Duffinian number.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23948423) 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, 105854 + ... + 106079.

It is an arithmetic number, because the mean of its divisors is an integer number (6040119).

Almost surely, 2^23948429 is an apocalyptic number.

It is an amenable number.

23948429 is a deficient number, since it is larger than the sum of its proper divisors (212047).

23948429 is a wasteful number, since it uses less digits than its factorization.

23948429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212046.

The product of its digits is 124416, while the sum is 41.

The square root of 23948429 is about 4893.7132118668. The cubic root of 23948429 is about 288.2431596428.

The spelling of 23948429 in words is "twenty-three million, nine hundred forty-eight thousand, four hundred twenty-nine".