26228506 has 8 divisors (see below), whose sum is σ = 39365460. Its totient is φ = 13106688.

The previous prime is 26228497. The next prime is 26228537. The reversal of 26228506 is 60582262.

It can be written as a sum of positive squares in 2 ways, for example, as 22005481 + 4223025 = 4691^2 + 2055^2 .

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

It is a super-3 number, since 3×26228506³ (a number of 23 digits) contains 333 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2940 + ... + 7816.

Almost surely, 2^26228506 is an apocalyptic number.

26228506 is a deficient number, since it is larger than the sum of its proper divisors (13136954).

26228506 is a wasteful number, since it uses less digits than its factorization.

26228506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7568.

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 26228506 is about 5121.3773537985. The cubic root of 26228506 is about 297.1149588796.

The spelling of 26228506 in words is "twenty-six million, two hundred twenty-eight thousand, five hundred six".