26007240 has 96 divisors (see below), whose sum is σ = 90780480. Its totient is φ = 5943168.

The previous prime is 26007203. The next prime is 26007251. The reversal of 26007240 is 4270062.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3669 + ... + 8091.

It is an arithmetic number, because the mean of its divisors is an integer number (945630).

Almost surely, 2^26007240 is an apocalyptic number.

26007240 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 26007240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45390240).

26007240 is an abundant number, since it is smaller than the sum of its proper divisors (64773240).

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

26007240 is a wasteful number, since it uses less digits than its factorization.

26007240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4451 (or 4440 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 26007240 is about 5099.7294045861. The cubic root of 26007240 is about 296.2771023292.

The spelling of 26007240 in words is "twenty-six million, seven thousand, two hundred forty".