2829373621 has 2 divisors, whose sum is σ = 2829373622. Its totient is φ = 2829373620.

The previous prime is 2829373607. The next prime is 2829373667. The reversal of 2829373621 is 1263739282.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2363418225 + 465955396 = 48615^2 + 21586^2 .

It is a cyclic number.

It is not a de Polignac number, because 2829373621 - 2⁹ = 2829373109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2829373601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1414686810 + 1414686811.

It is an arithmetic number, because the mean of its divisors is an integer number (1414686811).

Almost surely, 2^2829373621 is an apocalyptic number.

It is an amenable number.

2829373621 is a deficient number, since it is larger than the sum of its proper divisors (1).

2829373621 is an equidigital number, since it uses as much as digits as its factorization.

2829373621 is an evil number, because the sum of its binary digits is even.

The product of its digits is 217728, while the sum is 43.

The square root of 2829373621 is about 53191.8567169825. The cubic root of 2829373621 is about 1414.3712941557.

The spelling of 2829373621 in words is "two billion, eight hundred twenty-nine million, three hundred seventy-three thousand, six hundred twenty-one".