2421289433 has 2 divisors, whose sum is σ = 2421289434. Its totient is φ = 2421289432.

The previous prime is 2421289427. The next prime is 2421289439. The reversal of 2421289433 is 3349821242.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (2421289427) and next prime (2421289439).

It can be written as a sum of positive squares in only one way, i.e., 1486642249 + 934647184 = 38557^2 + 30572^2 .

It is a cyclic number.

It is not a de Polignac number, because 2421289433 - 2¹⁰ = 2421288409 is a prime.

It is a super-2 number, since 2×2421289433² = 11725285036714922978, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2421289439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1210644716 + 1210644717.

It is an arithmetic number, because the mean of its divisors is an integer number (1210644717).

Almost surely, 2^2421289433 is an apocalyptic number.

It is an amenable number.

2421289433 is a deficient number, since it is larger than the sum of its proper divisors (1).

2421289433 is an equidigital number, since it uses as much as digits as its factorization.

2421289433 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82944, while the sum is 38.

The square root of 2421289433 is about 49206.5994862478. The cubic root of 2421289433 is about 1342.8130983846.

The spelling of 2421289433 in words is "two billion, four hundred twenty-one million, two hundred eighty-nine thousand, four hundred thirty-three".