2102450562 has 48 divisors (see below), whose sum is σ = 4869341568. Its totient is φ = 653991360.

The previous prime is 2102450561. The next prime is 2102450563. The reversal of 2102450562 is 2650542012.

It is an interprime number because it is at equal distance from previous prime (2102450561) and next prime (2102450563).

It is not an unprimeable number, because it can be changed into a prime (2102450561) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44958 + ... + 78905.

It is an arithmetic number, because the mean of its divisors is an integer number (101444616).

Almost surely, 2^2102450562 is an apocalyptic number.

2102450562 is an abundant number, since it is smaller than the sum of its proper divisors (2766891006).

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

2102450562 is a wasteful number, since it uses less digits than its factorization.

2102450562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123935 (or 123932 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 2102450562 is about 45852.4869772622. The cubic root of 2102450562 is about 1281.0770886007.

Adding to 2102450562 its reverse (2650542012), we get a palindrome (4752992574).

It can be divided in two parts, 2102450 and 562, that added together give a palindrome (2103012).

The spelling of 2102450562 in words is "two billion, one hundred two million, four hundred fifty thousand, five hundred sixty-two".