26422620 has 96 divisors (see below), whose sum is σ = 86220288. Its totient is φ = 5920512.

The previous prime is 26422609. The next prime is 26422621. The reversal of 26422620 is 2622462.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26422621) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 21667 + ... + 22853.

It is an arithmetic number, because the mean of its divisors is an integer number (898128).

Almost surely, 2^26422620 is an apocalyptic number.

26422620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26422620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43110144).

26422620 is an abundant number, since it is smaller than the sum of its proper divisors (59797668).

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

26422620 is a wasteful number, since it uses less digits than its factorization.

26422620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259 (or 1257 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 26422620 is about 5140.2937659243. The cubic root of 26422620 is about 297.8461286915.

The spelling of 26422620 in words is "twenty-six million, four hundred twenty-two thousand, six hundred twenty".