2421861055 has 8 divisors (see below), whose sum is σ = 3077188272. Its totient is φ = 1823518848.

The previous prime is 2421861031. The next prime is 2421861077. The reversal of 2421861055 is 5501681242.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2421861055 - 2¹¹ = 2421859007 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2421861055.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14246157 + ... + 14246326.

It is an arithmetic number, because the mean of its divisors is an integer number (384648534).

Almost surely, 2^2421861055 is an apocalyptic number.

2421861055 is a deficient number, since it is larger than the sum of its proper divisors (655327217).

2421861055 is a wasteful number, since it uses less digits than its factorization.

2421861055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28492505.

The product of its (nonzero) digits is 19200, while the sum is 34.

The square root of 2421861055 is about 49212.4075310282. The cubic root of 2421861055 is about 1342.9187612465.

The spelling of 2421861055 in words is "two billion, four hundred twenty-one million, eight hundred sixty-one thousand, fifty-five".