2196859452 has 24 divisors (see below), whose sum is σ = 5142184656. Its totient is φ = 729975168.

The previous prime is 2196859451. The next prime is 2196859453. The reversal of 2196859452 is 2549586912.

It is an interprime number because it is at equal distance from previous prime (2196859451) and next prime (2196859453).

It is a junction number, because it is equal to n+sod(n) for n = 2196859395 and 2196859404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2196859451) 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, 284953 + ... + 292560.

It is an arithmetic number, because the mean of its divisors is an integer number (214257694).

Almost surely, 2^2196859452 is an apocalyptic number.

It is an amenable number.

2196859452 is an abundant number, since it is smaller than the sum of its proper divisors (2945325204).

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

2196859452 is a wasteful number, since it uses less digits than its factorization.

2196859452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577837 (or 577835 counting only the distinct ones).

The product of its digits is 1555200, while the sum is 51.

The square root of 2196859452 is about 46870.6672877611. The cubic root of 2196859452 is about 1299.9722779098.

The spelling of 2196859452 in words is "two billion, one hundred ninety-six million, eight hundred fifty-nine thousand, four hundred fifty-two".