26428886 has 32 divisors (see below), whose sum is σ = 47520000. Its totient is φ = 10882080.

The previous prime is 26428879. The next prime is 26428891. The reversal of 26428886 is 68882462.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8240 + ... + 10988.

It is an arithmetic number, because the mean of its divisors is an integer number (1485000).

Almost surely, 2^26428886 is an apocalyptic number.

26428886 is a deficient number, since it is larger than the sum of its proper divisors (21091114).

26428886 is a wasteful number, since it uses less digits than its factorization.

26428886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2804.

The product of its digits is 294912, while the sum is 44.

The square root of 26428886 is about 5140.9032280330. The cubic root of 26428886 is about 297.8696710999.

The spelling of 26428886 in words is "twenty-six million, four hundred twenty-eight thousand, eight hundred eighty-six".