26890416 has 180 divisors, whose sum is σ = 90781392. Its totient is φ = 7402752.

The previous prime is 26890411. The next prime is 26890417. The reversal of 26890416 is 61409862.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (26890411) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 261021 + ... + 261123.

Almost surely, 2^26890416 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 26890416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45390696).

26890416 is an abundant number, since it is smaller than the sum of its proper divisors (63890976).

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

26890416 is a wasteful number, since it uses less digits than its factorization.

26890416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168 (or 152 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 26890416 is about 5185.5969762410. The cubic root of 26890416 is about 299.5935829994.

The spelling of 26890416 in words is "twenty-six million, eight hundred ninety thousand, four hundred sixteen".