23423426 has 16 divisors (see below), whose sum is σ = 38076864. Its totient is φ = 10742544.

The previous prime is 23423417. The next prime is 23423429. The reversal of 23423426 is 62432432.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 23423395 and 23423404.

It is not an unprimeable number, because it can be changed into a prime (23423429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1475 + ... + 7001.

It is an arithmetic number, because the mean of its divisors is an integer number (2379804).

Almost surely, 2^23423426 is an apocalyptic number.

23423426 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

23423426 is a deficient number, since it is larger than the sum of its proper divisors (14653438).

23423426 is a wasteful number, since it uses less digits than its factorization.

23423426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5705.

The product of its digits is 6912, while the sum is 26.

The square root of 23423426 is about 4839.7754080122. The cubic root of 23423426 is about 286.1212666504.

Adding to 23423426 its reverse (62432432), we get a palindrome (85855858).

The spelling of 23423426 in words is "twenty-three million, four hundred twenty-three thousand, four hundred twenty-six".