26651072 has 112 divisors (see below), whose sum is σ = 66324480. Its totient is φ = 10368000.

The previous prime is 26651071. The next prime is 26651101. The reversal of 26651072 is 27015662.

It is a tau number, because it is divible by the number of its divisors (112).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26651071) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 263822 + ... + 263922.

Almost surely, 2^26651072 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26651072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33162240).

26651072 is an abundant number, since it is smaller than the sum of its proper divisors (39673408).

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

26651072 is a wasteful number, since it uses less digits than its factorization.

26651072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170 (or 160 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 26651072 is about 5162.4676270171. The cubic root of 26651072 is about 298.7020667365.

The spelling of 26651072 in words is "twenty-six million, six hundred fifty-one thousand, seventy-two".