2421990307 has 8 divisors (see below), whose sum is σ = 2667824640. Its totient is φ = 2180431560.

The previous prime is 2421990301. The next prime is 2421990313. The reversal of 2421990307 is 7030991242.

It is an interprime number because it is at equal distance from previous prime (2421990301) and next prime (2421990313).

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 2421990307 - 2¹¹ = 2421988259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2421990301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1067707 + ... + 1069972.

It is an arithmetic number, because the mean of its divisors is an integer number (333478080).

Almost surely, 2^2421990307 is an apocalyptic number.

2421990307 is a deficient number, since it is larger than the sum of its proper divisors (245834333).

2421990307 is a wasteful number, since it uses less digits than its factorization.

2421990307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2137793.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 2421990307 is about 49213.7207189215. The cubic root of 2421990307 is about 1342.9426508427.

The spelling of 2421990307 in words is "two billion, four hundred twenty-one million, nine hundred ninety thousand, three hundred seven".