23001426 has 48 divisors (see below), whose sum is σ = 59439744. Its totient is φ = 6285312.

The previous prime is 23001413. The next prime is 23001439. The reversal of 23001426 is 62410032.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (23001413) and next prime (23001439).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 23001399 and 23001408.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1071 + ... + 6866.

It is an arithmetic number, because the mean of its divisors is an integer number (1238328).

Almost surely, 2^23001426 is an apocalyptic number.

23001426 is an abundant number, since it is smaller than the sum of its proper divisors (36438318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23001426 is a wasteful number, since it uses less digits than its factorization.

23001426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7975 (or 7972 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 23001426 is about 4795.9801917856. The cubic root of 23001426 is about 284.3925751888.

Adding to 23001426 its reverse (62410032), we get a palindrome (85411458).

The spelling of 23001426 in words is "twenty-three million, one thousand, four hundred twenty-six".