26930387 has 8 divisors (see below), whose sum is σ = 29453760. Its totient is φ = 24419560.

The previous prime is 26930377. The next prime is 26930417. The reversal of 26930387 is 78303962.

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

It is not a de Polignac number, because 26930387 - 2⁸ = 26930131 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26930387.

It is not an unprimeable number, because it can be changed into a prime (26930327) 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, 1688 + ... + 7530.

It is an arithmetic number, because the mean of its divisors is an integer number (3681720).

Almost surely, 2^26930387 is an apocalyptic number.

26930387 is a deficient number, since it is larger than the sum of its proper divisors (2523373).

26930387 is a wasteful number, since it uses less digits than its factorization.

26930387 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6273.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 26930387 is about 5189.4495854570. The cubic root of 26930387 is about 299.7419521754.

The spelling of 26930387 in words is "twenty-six million, nine hundred thirty thousand, three hundred eighty-seven".