26390937 has 8 divisors (see below), whose sum is σ = 35212320. Its totient is φ = 17581760.

The previous prime is 26390909. The next prime is 26390939. The reversal of 26390937 is 73909362.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26390937 - 2¹⁴ = 26374553 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26390895 and 26390904.

It is not an unprimeable number, because it can be changed into a prime (26390939) 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, 5137 + ... + 8897.

It is an arithmetic number, because the mean of its divisors is an integer number (4401540).

Almost surely, 2^26390937 is an apocalyptic number.

It is an amenable number.

26390937 is a deficient number, since it is larger than the sum of its proper divisors (8821383).

26390937 is a wasteful number, since it uses less digits than its factorization.

26390937 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6103.

The product of its (nonzero) digits is 61236, while the sum is 39.

The square root of 26390937 is about 5137.2110137700. The cubic root of 26390937 is about 297.7270333457.

The spelling of 26390937 in words is "twenty-six million, three hundred ninety thousand, nine hundred thirty-seven".