26040426 has 32 divisors (see below), whose sum is σ = 53258688. Its totient is φ = 8486400.

The previous prime is 26040407. The next prime is 26040433. The reversal of 26040426 is 62404062.

It is a super-2 number, since 2×26040426² = 1356207572522952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 26040396 and 26040405.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58561 + ... + 59003.

It is an arithmetic number, because the mean of its divisors is an integer number (1664334).

Almost surely, 2^26040426 is an apocalyptic number.

26040426 is an abundant number, since it is smaller than the sum of its proper divisors (27218262).

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

26040426 is a wasteful number, since it uses less digits than its factorization.

26040426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 646.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 26040426 is about 5102.9820693395. The cubic root of 26040426 is about 296.4030681859.

Adding to 26040426 its reverse (62404062), we get a palindrome (88444488).

The spelling of 26040426 in words is "twenty-six million, forty thousand, four hundred twenty-six".