26242620 has 48 divisors (see below), whose sum is σ = 75471648. Its totient is φ = 6808320.

The previous prime is 26242613. The next prime is 26242621. The reversal of 26242620 is 2624262.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26242621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3691 + ... + 8130.

It is an arithmetic number, because the mean of its divisors is an integer number (1572326).

Almost surely, 2^26242620 is an apocalyptic number.

26242620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26242620 is an abundant number, since it is smaller than the sum of its proper divisors (49229028).

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

26242620 is a wasteful number, since it uses less digits than its factorization.

26242620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11870 (or 11868 counting only the distinct ones).

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

The square root of 26242620 is about 5122.7551180981. The cubic root of 26242620 is about 297.1682435077.

Adding to 26242620 its reverse (2624262), we get a palindrome (28866882).

It can be divided in two parts, 26242 and 620, that added together give a palindrome (26862).

The spelling of 26242620 in words is "twenty-six million, two hundred forty-two thousand, six hundred twenty".