26060240 has 20 divisors (see below), whose sum is σ = 60590244. Its totient is φ = 10424064.

The previous prime is 26060227. The next prime is 26060261. The reversal of 26060240 is 4206062.

It can be written as a sum of positive squares in 2 ways, for example, as 3857296 + 22202944 = 1964^2 + 4712^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×26060240² = 1358272217715200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 162797 + ... + 162956.

Almost surely, 2^26060240 is an apocalyptic number.

26060240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26060240 is an abundant number, since it is smaller than the sum of its proper divisors (34530004).

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

26060240 is a wasteful number, since it uses less digits than its factorization.

26060240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325766 (or 325760 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 26060240 is about 5104.9231140145. The cubic root of 26060240 is about 296.4782262172.

The spelling of 26060240 in words is "twenty-six million, sixty thousand, two hundred forty".