26620142 has 8 divisors (see below), whose sum is σ = 40779936. Its totient is φ = 13026832.

The previous prime is 26620141. The next prime is 26620157. The reversal of 26620142 is 24102662.

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 (26620141) 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 3 ways as a sum of consecutive naturals, for example, 141503 + ... + 141690.

It is an arithmetic number, because the mean of its divisors is an integer number (5097492).

Almost surely, 2^26620142 is an apocalyptic number.

26620142 is a deficient number, since it is larger than the sum of its proper divisors (14159794).

26620142 is a wasteful number, since it uses less digits than its factorization.

26620142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283242.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 26620142 is about 5159.4710969246. The cubic root of 26620142 is about 298.5864687436.

It can be divided in two parts, 26620 and 142, that added together give a palindrome (26762).

The spelling of 26620142 in words is "twenty-six million, six hundred twenty thousand, one hundred forty-two".