2421050729 has 2 divisors, whose sum is σ = 2421050730. Its totient is φ = 2421050728.

The previous prime is 2421050701. The next prime is 2421050747. The reversal of 2421050729 is 9270501242.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1743229504 + 677821225 = 41752^2 + 26035^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2421050729 is a prime.

It is a super-2 number, since 2×2421050729² = 11722973264782862882, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2421050695 and 2421050704.

It is not a weakly prime, because it can be changed into another prime (2421050789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210525364 + 1210525365.

It is an arithmetic number, because the mean of its divisors is an integer number (1210525365).

Almost surely, 2^2421050729 is an apocalyptic number.

It is an amenable number.

2421050729 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421050729 is an equidigital number, since it uses as much as digits as its factorization.

2421050729 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 2421050729 is about 49204.1738981562. The cubic root of 2421050729 is about 1342.7689696396.

The spelling of 2421050729 in words is "two billion, four hundred twenty-one million, fifty thousand, seven hundred twenty-nine".