26940500 has 24 divisors (see below), whose sum is σ = 58839144. Its totient is φ = 10776000.

The previous prime is 26940497. The next prime is 26940503. The reversal of 26940500 is 504962.

It is an interprime number because it is at equal distance from previous prime (26940497) and next prime (26940503).

It can be written as a sum of positive squares in 4 ways, for example, as 1012036 + 25928464 = 1006^2 + 5092^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 26940500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26940503) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 26441 + ... + 27440.

It is an arithmetic number, because the mean of its divisors is an integer number (2451631).

Almost surely, 2^26940500 is an apocalyptic number.

26940500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26940500 is an abundant number, since it is smaller than the sum of its proper divisors (31898644).

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

26940500 is a wasteful number, since it uses less digits than its factorization.

26940500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53900 (or 53888 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 26940500 is about 5190.4238747910. The cubic root of 26940500 is about 299.7794675542.

The spelling of 26940500 in words is "twenty-six million, nine hundred forty thousand, five hundred".