2421521354 has 16 divisors (see below), whose sum is σ = 4165354368. Its totient is φ = 1034251152.

The previous prime is 2421521339. The next prime is 2421521369. The reversal of 2421521354 is 4531251242.

2421521354 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2421521339) and next prime (2421521369).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 291062 + ... + 299265.

It is an arithmetic number, because the mean of its divisors is an integer number (260334648).

Almost surely, 2^2421521354 is an apocalyptic number.

2421521354 is a deficient number, since it is larger than the sum of its proper divisors (1743833014).

2421521354 is a wasteful number, since it uses less digits than its factorization.

2421521354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590629.

The product of its digits is 9600, while the sum is 29.

The square root of 2421521354 is about 49208.9560344456. The cubic root of 2421521354 is about 1342.8559703917.

Adding to 2421521354 its reverse (4531251242), we get a palindrome (6952772596).

The spelling of 2421521354 in words is "two billion, four hundred twenty-one million, five hundred twenty-one thousand, three hundred fifty-four".