2124563236 has 24 divisors (see below), whose sum is σ = 4043092536. Its totient is φ = 972771840.

The previous prime is 2124563213. The next prime is 2124563237. The reversal of 2124563236 is 6323654212.

It can be written as a sum of positive squares in 4 ways, for example, as 1611540736 + 513022500 = 40144^2 + 22650^2 .

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (2124563237) 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, 419695 + ... + 424726.

It is an arithmetic number, because the mean of its divisors is an integer number (168462189).

Almost surely, 2^2124563236 is an apocalyptic number.

It is an amenable number.

2124563236 is a deficient number, since it is larger than the sum of its proper divisors (1918529300).

2124563236 is a wasteful number, since it uses less digits than its factorization.

2124563236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 844479 (or 844477 counting only the distinct ones).

The product of its digits is 51840, while the sum is 34.

The square root of 2124563236 is about 46092.9846722904. The cubic root of 2124563236 is about 1285.5527074716.

The spelling of 2124563236 in words is "two billion, one hundred twenty-four million, five hundred sixty-three thousand, two hundred thirty-six".