2421451536 has 40 divisors (see below), whose sum is σ = 7149048384. Its totient is φ = 691843200.

The previous prime is 2421451531. The next prime is 2421451583. The reversal of 2421451536 is 6351541242.

It is a junction number, because it is equal to n+sod(n) for n = 2421451497 and 2421451506.

It is not an unprimeable number, because it can be changed into a prime (2421451531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3603015 + ... + 3603686.

Almost surely, 2^2421451536 is an apocalyptic number.

It is an amenable number.

2421451536 is an abundant number, since it is smaller than the sum of its proper divisors (4727596848).

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

2421451536 is a wasteful number, since it uses less digits than its factorization.

2421451536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7206719 (or 7206713 counting only the distinct ones).

The product of its digits is 28800, while the sum is 33.

The square root of 2421451536 is about 49208.2466259468. The cubic root of 2421451536 is about 1342.8430643979.

Adding to 2421451536 its reverse (6351541242), we get a palindrome (8772992778).

The spelling of 2421451536 in words is "two billion, four hundred twenty-one million, four hundred fifty-one thousand, five hundred thirty-six".