26323987 has 8 divisors (see below), whose sum is σ = 28233360. Its totient is φ = 24467040.

The previous prime is 26323963. The next prime is 26323993. The reversal of 26323987 is 78932362.

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 26323987 - 2⁷ = 26323859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26323907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12064 + ... + 14077.

It is an arithmetic number, because the mean of its divisors is an integer number (3529170).

Almost surely, 2^26323987 is an apocalyptic number.

26323987 is a deficient number, since it is larger than the sum of its proper divisors (1909373).

26323987 is a wasteful number, since it uses less digits than its factorization.

26323987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26213.

The product of its digits is 108864, while the sum is 40.

The square root of 26323987 is about 5130.6906942438. The cubic root of 26323987 is about 297.4750566381.

The spelling of 26323987 in words is "twenty-six million, three hundred twenty-three thousand, nine hundred eighty-seven".