26220550 has 12 divisors (see below), whose sum is σ = 48770316. Its totient is φ = 10488200.

The previous prime is 26220541. The next prime is 26220569. The reversal of 26220550 is 5502262.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 262156 + ... + 262255.

It is an arithmetic number, because the mean of its divisors is an integer number (4064193).

Almost surely, 2^26220550 is an apocalyptic number.

26220550 is a deficient number, since it is larger than the sum of its proper divisors (22549766).

26220550 is a wasteful number, since it uses less digits than its factorization.

26220550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524423 (or 524418 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 26220550 is about 5120.6005507167. The cubic root of 26220550 is about 297.0849141430.

The spelling of 26220550 in words is "twenty-six million, two hundred twenty thousand, five hundred fifty".