26212040 has 16 divisors (see below), whose sum is σ = 58977180. Its totient is φ = 10484800.

The previous prime is 26212009. The next prime is 26212049. The reversal of 26212040 is 4021262.

It can be written as a sum of positive squares in 2 ways, for example, as 25542916 + 669124 = 5054^2 + 818^2 .

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (26212049) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 327611 + ... + 327690.

Almost surely, 2^26212040 is an apocalyptic number.

26212040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26212040 is an abundant number, since it is smaller than the sum of its proper divisors (32765140).

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

26212040 is a wasteful number, since it uses less digits than its factorization.

26212040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655312 (or 655308 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 26212040 is about 5119.7695260627. The cubic root of 26212040 is about 297.0527705739.

The spelling of 26212040 in words is "twenty-six million, two hundred twelve thousand, forty".