2421000353 has 4 divisors (see below), whose sum is σ = 2421468228. Its totient is φ = 2420532480.

The previous prime is 2421000343. The next prime is 2421000371. The reversal of 2421000353 is 3530001242.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2362737664 + 58262689 = 48608^2 + 7633^2 .

It is a cyclic number.

It is not a de Polignac number, because 2421000353 - 2⁶ = 2421000289 is a prime.

It is a super-2 number, since 2×2421000353² = 11722485418452249218, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2421000313) 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 3 ways as a sum of consecutive naturals, for example, 226088 + ... + 236553.

It is an arithmetic number, because the mean of its divisors is an integer number (605367057).

Almost surely, 2^2421000353 is an apocalyptic number.

It is an amenable number.

2421000353 is a deficient number, since it is larger than the sum of its proper divisors (467875).

2421000353 is an equidigital number, since it uses as much as digits as its factorization.

2421000353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467874.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2421000353 is about 49203.6619877017. The cubic root of 2421000353 is about 1342.7596563556.

Adding to 2421000353 its reverse (3530001242), we get a palindrome (5951001595).

The spelling of 2421000353 in words is "two billion, four hundred twenty-one million, three hundred fifty-three", and thus it is an aban number.