26440430 has 8 divisors (see below), whose sum is σ = 47592792. Its totient is φ = 10576168.

The previous prime is 26440429. The next prime is 26440433. The reversal of 26440430 is 3404462.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 26440396 and 26440405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26440433) 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, 1322012 + ... + 1322031.

It is an arithmetic number, because the mean of its divisors is an integer number (5949099).

Almost surely, 2^26440430 is an apocalyptic number.

26440430 is a deficient number, since it is larger than the sum of its proper divisors (21152362).

26440430 is a wasteful number, since it uses less digits than its factorization.

26440430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2644050.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 26440430 is about 5142.0258653570. The cubic root of 26440430 is about 297.9130340948.

Adding to 26440430 its reverse (3404462), we get a palindrome (29844892).

The spelling of 26440430 in words is "twenty-six million, four hundred forty thousand, four hundred thirty".