2116548 has 72 divisors (see below), whose sum is σ = 6307392. Its totient is φ = 585792.

The previous prime is 2116537. The next prime is 2116559. The reversal of 2116548 is 8456112.

2116548 is a `hidden beast` number, since 2 + 1 + 1 + 654 + 8 = 666.

It is an interprime number because it is at equal distance from previous prime (2116537) and next prime (2116559).

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, 9211 + ... + 9437.

2^2116548 is an apocalyptic number.

2116548 is a gapful number since it is divisible by the number (28) 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 2116548, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3153696).

2116548 is an abundant number, since it is smaller than the sum of its proper divisors (4190844).

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

2116548 is a wasteful number, since it uses less digits than its factorization.

2116548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281 (or 276 counting only the distinct ones).

The product of its digits is 1920, while the sum is 27.

The square root of 2116548 is about 1454.8360732399. The cubic root of 2116548 is about 128.3934022871.

The spelling of 2116548 in words is "two million, one hundred sixteen thousand, five hundred forty-eight".