26219220 has 48 divisors (see below), whose sum is σ = 73671360. Its totient is φ = 6967296.

The previous prime is 26219189. The next prime is 26219233. The reversal of 26219220 is 2291262.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22164 + ... + 23316.

It is an arithmetic number, because the mean of its divisors is an integer number (1534820).

Almost surely, 2^26219220 is an apocalyptic number.

26219220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26219220 is an abundant number, since it is smaller than the sum of its proper divisors (47452140).

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

26219220 is a wasteful number, since it uses less digits than its factorization.

26219220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1544 (or 1542 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 26219220 is about 5120.4706814901. The cubic root of 26219220 is about 297.0798909885.

The spelling of 26219220 in words is "twenty-six million, two hundred nineteen thousand, two hundred twenty".