2421289473 has 8 divisors (see below), whose sum is σ = 3237184128. Its totient is φ = 1609793904.

The previous prime is 2421289457. The next prime is 2421289513. The reversal of 2421289473 is 3749821242.

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

It is not a de Polignac number, because 2421289473 - 2⁴ = 2421289457 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2421289433) 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 7 ways as a sum of consecutive naturals, for example, 1098486 + ... + 1100687.

It is an arithmetic number, because the mean of its divisors is an integer number (404648016).

Almost surely, 2^2421289473 is an apocalyptic number.

It is an amenable number.

2421289473 is a deficient number, since it is larger than the sum of its proper divisors (815894655).

2421289473 is a wasteful number, since it uses less digits than its factorization.

2421289473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2199543.

The product of its digits is 193536, while the sum is 42.

The square root of 2421289473 is about 49206.5998926973. The cubic root of 2421289473 is about 1342.8131057790.

The spelling of 2421289473 in words is "two billion, four hundred twenty-one million, two hundred eighty-nine thousand, four hundred seventy-three".