26860416 has 64 divisors (see below), whose sum is σ = 77846400. Its totient is φ = 8138240.

The previous prime is 26860403. The next prime is 26860417. The reversal of 26860416 is 61406862.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26860417) 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, 1045 + ... + 7403.

It is an arithmetic number, because the mean of its divisors is an integer number (1216350).

Almost surely, 2^26860416 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26860416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38923200).

26860416 is an abundant number, since it is smaller than the sum of its proper divisors (50985984).

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

26860416 is a wasteful number, since it uses less digits than its factorization.

26860416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6387 (or 6375 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 26860416 is about 5182.7035415891. The cubic root of 26860416 is about 299.4821287679.

The spelling of 26860416 in words is "twenty-six million, eight hundred sixty thousand, four hundred sixteen".