3825390771 has 12 divisors (see below), whose sum is σ = 5643130272. Its totient is φ = 2495999376.

The previous prime is 3825390769. The next prime is 3825390781. The reversal of 3825390771 is 1770935283.

It is a happy number.

It is not a de Polignac number, because 3825390771 - 2¹ = 3825390769 is a prime.

It is a super-2 number, since 2×3825390771² = 29267229101703948882, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3825390721) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4521316 + ... + 4522161.

It is an arithmetic number, because the mean of its divisors is an integer number (470260856).

Almost surely, 2^3825390771 is an apocalyptic number.

3825390771 is a deficient number, since it is larger than the sum of its proper divisors (1817739501).

3825390771 is a wasteful number, since it uses less digits than its factorization.

3825390771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9043530 (or 9043527 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 45.

The square root of 3825390771 is about 61849.7434998723. The cubic root of 3825390771 is about 1563.9586577933.

The spelling of 3825390771 in words is "three billion, eight hundred twenty-five million, three hundred ninety thousand, seven hundred seventy-one".