26478423 has 12 divisors (see below), whose sum is σ = 38329200. Its totient is φ = 17614176.

The previous prime is 26478407. The next prime is 26478449. The reversal of 26478423 is 32487462.

26478423 is a `hidden beast` number, since 2 + 647 + 8 + 4 + 2 + 3 = 666.

It is not a de Polignac number, because 26478423 - 2⁴ = 26478407 is a prime.

It is a super-2 number, since 2×26478423² = 1402213769133858, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26478493) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1603 + ... + 7451.

It is an arithmetic number, because the mean of its divisors is an integer number (3194100).

Almost surely, 2^26478423 is an apocalyptic number.

26478423 is a deficient number, since it is larger than the sum of its proper divisors (11850777).

26478423 is a wasteful number, since it uses less digits than its factorization.

26478423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6358 (or 6355 counting only the distinct ones).

The product of its digits is 64512, while the sum is 36.

The square root of 26478423 is about 5145.7189002121. The cubic root of 26478423 is about 298.0556590179.

It can be divided in two parts, 264 and 78423, that added together give a palindrome (78687).

The spelling of 26478423 in words is "twenty-six million, four hundred seventy-eight thousand, four hundred twenty-three".