7338796021 has 2 divisors, whose sum is σ = 7338796022. Its totient is φ = 7338796020.

The previous prime is 7338796009. The next prime is 7338796051. The reversal of 7338796021 is 1206978337.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3832971921 + 3505824100 = 61911^2 + 59210^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-7338796021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7338796051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3669398010 + 3669398011.

It is an arithmetic number, because the mean of its divisors is an integer number (3669398011).

Almost surely, 2^7338796021 is an apocalyptic number.

It is an amenable number.

7338796021 is a deficient number, since it is larger than the sum of its proper divisors (1).

7338796021 is an equidigital number, since it uses as much as digits as its factorization.

7338796021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 381024, while the sum is 46.

The square root of 7338796021 is about 85666.7731445512. The cubic root of 7338796021 is about 1943.3078526774.

The spelling of 7338796021 in words is "seven billion, three hundred thirty-eight million, seven hundred ninety-six thousand, twenty-one".