26734560 has 48 divisors (see below), whose sum is σ = 84215376. Its totient is φ = 7129088.

The previous prime is 26734537. The next prime is 26734567. The reversal of 26734560 is 6543762.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26734567) 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, 27369 + ... + 28328.

It is an arithmetic number, because the mean of its divisors is an integer number (1754487).

Almost surely, 2^26734560 is an apocalyptic number.

26734560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26734560 is an abundant number, since it is smaller than the sum of its proper divisors (57480816).

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

26734560 is a wasteful number, since it uses less digits than its factorization.

26734560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55715 (or 55707 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 33.

The square root of 26734560 is about 5170.5473598063. The cubic root of 26734560 is about 299.0136494852.

The spelling of 26734560 in words is "twenty-six million, seven hundred thirty-four thousand, five hundred sixty".