2101452 has 24 divisors (see below), whose sum is σ = 5036976. Its totient is φ = 681408.

The previous prime is 2101447. The next prime is 2101471. The reversal of 2101452 is 2541012.

It is a super-2 number, since 2×2101452² = 8832201016608, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1923 + ... + 2810.

It is an arithmetic number, because the mean of its divisors is an integer number (209874).

2^2101452 is an apocalyptic number.

It is an amenable number.

2101452 is an abundant number, since it is smaller than the sum of its proper divisors (2935524).

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

2101452 is a wasteful number, since it uses less digits than its factorization.

2101452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4777 (or 4775 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 2101452 is about 1449.6385756457. The cubic root of 2101452 is about 128.0874239998.

Adding to 2101452 its reverse (2541012), we get a palindrome (4642464).

The spelling of 2101452 in words is "two million, one hundred one thousand, four hundred fifty-two".