3806522328 has 128 divisors (see below), whose sum is σ = 11352337920. Its totient is φ = 1040931840.

The previous prime is 3806522327. The next prime is 3806522329. The reversal of 3806522328 is 8232256083.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3806522327) and next prime (3806522329).

It is a super-2 number, since 2×3806522328² = 28979224467125079168, which contains 22 as substring.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3806522327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 359851 + ... + 370277.

It is an arithmetic number, because the mean of its divisors is an integer number (88690140).

Almost surely, 2^3806522328 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3806522328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5676168960).

3806522328 is an abundant number, since it is smaller than the sum of its proper divisors (7545815592).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3806522328 is a wasteful number, since it uses less digits than its factorization.

3806522328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10537 (or 10533 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 3806522328 is about 61697.0204142793. The cubic root of 3806522328 is about 1561.3830502574.

The spelling of 3806522328 in words is "three billion, eight hundred six million, five hundred twenty-two thousand, three hundred twenty-eight".