26428422 has 8 divisors (see below), whose sum is σ = 52856856. Its totient is φ = 8809472.

The previous prime is 26428417. The next prime is 26428427. The reversal of 26428422 is 22482462.

It is an interprime number because it is at equal distance from previous prime (26428417) and next prime (26428427).

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

26428422 is an admirable number.

It is a super-2 number, since 2×26428422² = 1396922978820168, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 26428422.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26428427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2202363 + ... + 2202374.

It is an arithmetic number, because the mean of its divisors is an integer number (6607107).

Almost surely, 2^26428422 is an apocalyptic number.

26428422 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26428422 is a wasteful number, since it uses less digits than its factorization.

26428422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4404742.

The product of its digits is 12288, while the sum is 30.

The square root of 26428422 is about 5140.8580995783. The cubic root of 26428422 is about 297.8679279020.

The spelling of 26428422 in words is "twenty-six million, four hundred twenty-eight thousand, four hundred twenty-two".