26361413 has 4 divisors (see below), whose sum is σ = 28389228. Its totient is φ = 24333600.

The previous prime is 26361409. The next prime is 26361421. The reversal of 26361413 is 31416362.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 18164644 + 8196769 = 4262^2 + 2863^2 .

It is a cyclic number.

It is not a de Polignac number, because 26361413 - 2² = 26361409 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26361463) 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, 1013888 + ... + 1013913.

It is an arithmetic number, because the mean of its divisors is an integer number (7097307).

Almost surely, 2^26361413 is an apocalyptic number.

It is an amenable number.

26361413 is a deficient number, since it is larger than the sum of its proper divisors (2027815).

26361413 is a wasteful number, since it uses less digits than its factorization.

26361413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2027814.

The product of its digits is 2592, while the sum is 26.

The square root of 26361413 is about 5134.3366660164. The cubic root of 26361413 is about 297.6159677824.

Adding to 26361413 its reverse (31416362), we get a palindrome (57777775).

The spelling of 26361413 in words is "twenty-six million, three hundred sixty-one thousand, four hundred thirteen".