26922560 has 168 divisors, whose sum is σ = 79744824. Its totient is φ = 8601600.

The previous prime is 26922559. The next prime is 26922613. The reversal of 26922560 is 6522962.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 12845056 + 14077504 = 3584^2 + 3752^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

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 23 ways as a sum of consecutive naturals, for example, 266510 + ... + 266610.

Almost surely, 2^26922560 is an apocalyptic number.

26922560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26922560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39872412).

26922560 is an abundant number, since it is smaller than the sum of its proper divisors (52822264).

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

26922560 is a wasteful number, since it uses less digits than its factorization.

26922560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 26922560 is about 5188.6954044345. The cubic root of 26922560 is about 299.7129105383.

The spelling of 26922560 in words is "twenty-six million, nine hundred twenty-two thousand, five hundred sixty".