7852333421 has 2 divisors, whose sum is σ = 7852333422. Its totient is φ = 7852333420.

The previous prime is 7852333309. The next prime is 7852333459. The reversal of 7852333421 is 1243332587.

It is a happy number.

It is an a-pointer prime, because the next prime (7852333459) can be obtained adding 7852333421 to its sum of digits (38).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4595348521 + 3256984900 = 67789^2 + 57070^2 .

It is a cyclic number.

It is not a de Polignac number, because 7852333421 - 2¹⁸ = 7852071277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7852333481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3926166710 + 3926166711.

It is an arithmetic number, because the mean of its divisors is an integer number (3926166711).

Almost surely, 2^7852333421 is an apocalyptic number.

It is an amenable number.

7852333421 is a deficient number, since it is larger than the sum of its proper divisors (1).

7852333421 is an equidigital number, since it uses as much as digits as its factorization.

7852333421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 38.

The square root of 7852333421 is about 88613.3930114404. The cubic root of 7852333421 is about 1987.6179523948.

The spelling of 7852333421 in words is "seven billion, eight hundred fifty-two million, three hundred thirty-three thousand, four hundred twenty-one".