3802829409 has 6 divisors (see below), whose sum is σ = 5492975826. Its totient is φ = 2535219600.

The previous prime is 3802829377. The next prime is 3802829431. The reversal of 3802829409 is 9049282083.

It can be written as a sum of positive squares in only one way, i.e., 3608645184 + 194184225 = 60072^2 + 13935^2 .

It is not a de Polignac number, because 3802829409 - 2⁵ = 3802829377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3802829449) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 211268292 + ... + 211268309.

It is an arithmetic number, because the mean of its divisors is an integer number (915495971).

Almost surely, 2^3802829409 is an apocalyptic number.

It is an amenable number.

3802829409 is a deficient number, since it is larger than the sum of its proper divisors (1690146417).

3802829409 is a wasteful number, since it uses less digits than its factorization.

3802829409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422536607 (or 422536604 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 45.

The square root of 3802829409 is about 61667.0852967772. The cubic root of 3802829409 is about 1560.8779587066.

The spelling of 3802829409 in words is "three billion, eight hundred two million, eight hundred twenty-nine thousand, four hundred nine".