26278632 has 48 divisors (see below), whose sum is σ = 71604000. Its totient is φ = 8706336.

The previous prime is 26278597. The next prime is 26278643. The reversal of 26278632 is 23687262.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 11869 + ... + 13907.

It is an arithmetic number, because the mean of its divisors is an integer number (1491750).

Almost surely, 2^26278632 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 26278632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35802000).

26278632 is an abundant number, since it is smaller than the sum of its proper divisors (45325368).

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

26278632 is a wasteful number, since it uses less digits than its factorization.

26278632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2230 (or 2223 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 26278632 is about 5126.2688185463. The cubic root of 26278632 is about 297.3041132155.

The spelling of 26278632 in words is "twenty-six million, two hundred seventy-eight thousand, six hundred thirty-two".