26613560 has 32 divisors (see below), whose sum is σ = 61277040. Its totient is φ = 10397184.

The previous prime is 26613557. The next prime is 26613563. The reversal of 26613560 is 6531662.

It is an interprime number because it is at equal distance from previous prime (26613557) and next prime (26613563).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26613563) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6017 + ... + 9456.

Almost surely, 2^26613560 is an apocalyptic number.

26613560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26613560 is an abundant number, since it is smaller than the sum of its proper divisors (34663480).

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

26613560 is a wasteful number, since it uses less digits than its factorization.

26613560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15527 (or 15523 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 26613560 is about 5158.8332014129. The cubic root of 26613560 is about 298.5618575784.

The spelling of 26613560 in words is "twenty-six million, six hundred thirteen thousand, five hundred sixty".