23454426 has 16 divisors (see below), whose sum is σ = 47149344. Its totient is φ = 7778064.

The previous prime is 23454401. The next prime is 23454427. The reversal of 23454426 is 62445432.

It is a super-2 number, since 2×23454426² = 1100220197978952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 23454393 and 23454402.

It is not an unprimeable number, because it can be changed into a prime (23454427) 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, 8740 + ... + 11103.

It is an arithmetic number, because the mean of its divisors is an integer number (2946834).

Almost surely, 2^23454426 is an apocalyptic number.

23454426 is an abundant number, since it is smaller than the sum of its proper divisors (23694918).

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

23454426 is a wasteful number, since it uses less digits than its factorization.

23454426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20045.

The product of its digits is 23040, while the sum is 30.

The square root of 23454426 is about 4842.9769770256. The cubic root of 23454426 is about 286.2474344907.

Adding to 23454426 its reverse (62445432), we get a palindrome (85899858).

The spelling of 23454426 in words is "twenty-three million, four hundred fifty-four thousand, four hundred twenty-six".