26859972 has 24 divisors (see below), whose sum is σ = 62820576. Its totient is φ = 8932288.

The previous prime is 26859971. The next prime is 26859991. The reversal of 26859972 is 27995862.

It is not an unprimeable number, because it can be changed into a prime (26859971) 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 7 ways as a sum of consecutive naturals, for example, 3208 + ... + 8000.

It is an arithmetic number, because the mean of its divisors is an integer number (2617524).

Almost surely, 2^26859972 is an apocalyptic number.

It is an amenable number.

26859972 is an abundant number, since it is smaller than the sum of its proper divisors (35960604).

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

26859972 is a wasteful number, since it uses less digits than its factorization.

26859972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5267 (or 5265 counting only the distinct ones).

The product of its digits is 544320, while the sum is 48.

The square root of 26859972 is about 5182.6607066255. The cubic root of 26859972 is about 299.4804786222.

The spelling of 26859972 in words is "twenty-six million, eight hundred fifty-nine thousand, nine hundred seventy-two".