26006420 has 24 divisors (see below), whose sum is σ = 59578848. Its totient is φ = 9456800.

The previous prime is 26006401. The next prime is 26006429. The reversal of 26006420 is 2460062.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 26006392 and 26006401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26006429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58886 + ... + 59325.

It is an arithmetic number, because the mean of its divisors is an integer number (2482452).

Almost surely, 2^26006420 is an apocalyptic number.

26006420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26006420 is an abundant number, since it is smaller than the sum of its proper divisors (33572428).

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

26006420 is a wasteful number, since it uses less digits than its factorization.

26006420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118231 (or 118229 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 26006420 is about 5099.6490075298. The cubic root of 26006420 is about 296.2739884555.

Adding to 26006420 its reverse (2460062), we get a palindrome (28466482).

The spelling of 26006420 in words is "twenty-six million, six thousand, four hundred twenty".