26352240 has 80 divisors (see below), whose sum is σ = 86006400. Its totient is φ = 6656256.

The previous prime is 26352233. The next prime is 26352247. The reversal of 26352240 is 4225362.

26352240 = T₁₆₅₆ + T₁₆₅₇ + ... + T₁₆₇₄.

It is an interprime number because it is at equal distance from previous prime (26352233) and next prime (26352247).

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 26352240.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26352247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1671 + ... + 7449.

It is an arithmetic number, because the mean of its divisors is an integer number (1075080).

Almost surely, 2^26352240 is an apocalyptic number.

26352240 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 26352240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43003200).

26352240 is an abundant number, since it is smaller than the sum of its proper divisors (59654160).

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

26352240 is a wasteful number, since it uses less digits than its factorization.

26352240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5814 (or 5808 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 26352240 is about 5133.4432888657. The cubic root of 26352240 is about 297.5814432296.

The spelling of 26352240 in words is "twenty-six million, three hundred fifty-two thousand, two hundred forty".