26040072 has 16 divisors (see below), whose sum is σ = 65100240. Its totient is φ = 8680016.

The previous prime is 26040067. The next prime is 26040097. The reversal of 26040072 is 27004062.

It is a happy number.

It is a plaindrome in base 15.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 542478 + ... + 542525.

It is an arithmetic number, because the mean of its divisors is an integer number (4068765).

Almost surely, 2^26040072 is an apocalyptic number.

It is an amenable number.

26040072 is an abundant number, since it is smaller than the sum of its proper divisors (39060168).

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

26040072 is a wasteful number, since it uses less digits than its factorization.

26040072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085012 (or 1085008 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 26040072 is about 5102.9473836206. The cubic root of 26040072 is about 296.4017250542.

The spelling of 26040072 in words is "twenty-six million, forty thousand, seventy-two".