26124240 has 160 divisors (see below), whose sum is σ = 90529920. Its totient is φ = 6193152.

The previous prime is 26124233. The next prime is 26124253. The reversal of 26124240 is 4242162.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77352 + ... + 77688.

It is an arithmetic number, because the mean of its divisors is an integer number (565812).

Almost surely, 2^26124240 is an apocalyptic number.

26124240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26124240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45264960).

26124240 is an abundant number, since it is smaller than the sum of its proper divisors (64405680).

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

26124240 is a wasteful number, since it uses less digits than its factorization.

26124240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 389 (or 383 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 26124240 is about 5111.1877288943. The cubic root of 26124240 is about 296.7207296723.

The spelling of 26124240 in words is "twenty-six million, one hundred twenty-four thousand, two hundred forty".