2421513200 has 30 divisors (see below), whose sum is σ = 5817686424. Its totient is φ = 968605120.

The previous prime is 2421513181. The next prime is 2421513247. The reversal of 2421513200 is 23151242.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3026492 + ... + 3027291.

Almost surely, 2^2421513200 is an apocalyptic number.

2421513200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2421513200 is an abundant number, since it is smaller than the sum of its proper divisors (3396173224).

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

2421513200 is a wasteful number, since it uses less digits than its factorization.

2421513200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6053801 (or 6053790 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 2421513200 is about 49208.8731836038. The cubic root of 2421513200 is about 1342.8544631217.

Adding to 2421513200 its reverse (23151242), we get a palindrome (2444664442).

The spelling of 2421513200 in words is "two billion, four hundred twenty-one million, five hundred thirteen thousand, two hundred".