26650072 has 32 divisors (see below), whose sum is σ = 51998400. Its totient is φ = 12789504.

The previous prime is 26650069. The next prime is 26650079. The reversal of 26650072 is 27005662.

It is a self number, because there is not a number n which added to its sum of digits gives 26650072.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26650079) 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, 72433 + ... + 72799.

It is an arithmetic number, because the mean of its divisors is an integer number (1624950).

Almost surely, 2^26650072 is an apocalyptic number.

It is an amenable number.

26650072 is a deficient number, since it is larger than the sum of its proper divisors (25348328).

26650072 is a wasteful number, since it uses less digits than its factorization.

26650072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 715 (or 711 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 26650072 is about 5162.3707732010. The cubic root of 26650072 is about 298.6983307292.

The spelling of 26650072 in words is "twenty-six million, six hundred fifty thousand, seventy-two".