26220542 has 8 divisors (see below), whose sum is σ = 39373776. Its totient is φ = 13095952.

The previous prime is 26220541. The next prime is 26220569. The reversal of 26220542 is 24502262.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26220541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4703 + ... + 8634.

It is an arithmetic number, because the mean of its divisors is an integer number (4921722).

Almost surely, 2^26220542 is an apocalyptic number.

26220542 is a deficient number, since it is larger than the sum of its proper divisors (13153234).

26220542 is a wasteful number, since it uses less digits than its factorization.

26220542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14322.

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 26220542 is about 5120.5997695582. The cubic root of 26220542 is about 297.0848839290.

It can be divided in two parts, 26220 and 542, that added together give a palindrome (26762).

The spelling of 26220542 in words is "twenty-six million, two hundred twenty thousand, five hundred forty-two".