2101446 has 12 divisors (see below), whose sum is σ = 4553172. Its totient is φ = 700476.

The previous prime is 2101439. The next prime is 2101447. The reversal of 2101446 is 6441012.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 116747 = 2101446 / (2 + 1 + 0 + 1 + 4 + 4 + 6).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101447) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58356 + ... + 58391.

It is an arithmetic number, because the mean of its divisors is an integer number (379431).

2^2101446 is an apocalyptic number.

2101446 is an abundant number, since it is smaller than the sum of its proper divisors (2451726).

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

2101446 is a wasteful number, since it uses less digits than its factorization.

2101446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116755 (or 116752 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 2101446 is about 1449.6365061628. The cubic root of 2101446 is about 128.0873020959.

Adding to 2101446 its reverse (6441012), we get a palindrome (8542458).

The spelling of 2101446 in words is "two million, one hundred one thousand, four hundred forty-six".