2421910538 has 8 divisors (see below), whose sum is σ = 3633248388. Its totient is φ = 1210827744.

The previous prime is 2421910507. The next prime is 2421910541. The reversal of 2421910538 is 8350191242.

It can be written as a sum of positive squares in 2 ways, for example, as 2364196129 + 57714409 = 48623^2 + 7597^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2421910498 and 2421910507.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37931 + ... + 79262.

Almost surely, 2^2421910538 is an apocalyptic number.

2421910538 is a deficient number, since it is larger than the sum of its proper divisors (1211337850).

2421910538 is a wasteful number, since it uses less digits than its factorization.

2421910538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127528.

The product of its (nonzero) digits is 17280, while the sum is 35.

The square root of 2421910538 is about 49212.9102776903. The cubic root of 2421910538 is about 1342.9279072702.

The spelling of 2421910538 in words is "two billion, four hundred twenty-one million, nine hundred ten thousand, five hundred thirty-eight".