26609648 has 20 divisors (see below), whose sum is σ = 55522488. Its totient is φ = 12281280.

The previous prime is 26609629. The next prime is 26609651. The reversal of 26609648 is 84690662.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63758 + ... + 64173.

Almost surely, 2^26609648 is an apocalyptic number.

It is an amenable number.

26609648 is an abundant number, since it is smaller than the sum of its proper divisors (28912840).

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

26609648 is a wasteful number, since it uses less digits than its factorization.

26609648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127952 (or 127946 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 26609648 is about 5158.4540319751. The cubic root of 26609648 is about 298.5472280535.

The spelling of 26609648 in words is "twenty-six million, six hundred nine thousand, six hundred forty-eight".