26090140 has 24 divisors (see below), whose sum is σ = 56679840. Its totient is φ = 10075968.

The previous prime is 26090093. The next prime is 26090149. The reversal of 26090140 is 4109062.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26090149) 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, 21912 + ... + 23071.

It is an arithmetic number, because the mean of its divisors is an integer number (2361660).

Almost surely, 2^26090140 is an apocalyptic number.

26090140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

26090140 is an abundant number, since it is smaller than the sum of its proper divisors (30589700).

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

26090140 is a wasteful number, since it uses less digits than its factorization.

26090140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45021 (or 45019 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 26090140 is about 5107.8508200612. The cubic root of 26090140 is about 296.5915701573.

The spelling of 26090140 in words is "twenty-six million, ninety thousand, one hundred forty".