26401426 has 16 divisors (see below), whose sum is σ = 41212800. Its totient is φ = 12669328.

The previous prime is 26401423. The next prime is 26401477. The reversal of 26401426 is 62410462.

It is a self number, because there is not a number n which added to its sum of digits gives 26401426.

It is not an unprimeable number, because it can be changed into a prime (26401423) 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, 9111 + ... + 11653.

It is an arithmetic number, because the mean of its divisors is an integer number (2575800).

Almost surely, 2^26401426 is an apocalyptic number.

26401426 is a deficient number, since it is larger than the sum of its proper divisors (14811374).

26401426 is a wasteful number, since it uses less digits than its factorization.

26401426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2753.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 26401426 is about 5138.2317970290. The cubic root of 26401426 is about 297.7664716981.

Adding to 26401426 its reverse (62410462), we get a palindrome (88811888).

The spelling of 26401426 in words is "twenty-six million, four hundred one thousand, four hundred twenty-six".