26478433 has 12 divisors (see below), whose sum is σ = 27883440. Its totient is φ = 25136040.

The previous prime is 26478407. The next prime is 26478449. The reversal of 26478433 is 33487462.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-26478433 is a prime.

It is a super-2 number, since 2×26478433² = 1402214828270978, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26478392 and 26478401.

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, 56466 + ... + 56932.

It is an arithmetic number, because the mean of its divisors is an integer number (2323620).

Almost surely, 2^26478433 is an apocalyptic number.

It is an amenable number.

26478433 is a deficient number, since it is larger than the sum of its proper divisors (1405007).

26478433 is an equidigital number, since it uses as much as digits as its factorization.

26478433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588 (or 557 counting only the distinct ones).

The product of its digits is 96768, while the sum is 37.

The square root of 26478433 is about 5145.7198718935. The cubic root of 26478433 is about 298.0556965397.

The spelling of 26478433 in words is "twenty-six million, four hundred seventy-eight thousand, four hundred thirty-three".