3850539810 has 128 divisors (see below), whose sum is σ = 10555211520. Its totient is φ = 891150336.

The previous prime is 3850539809. The next prime is 3850539811. The reversal of 3850539810 is 189350583.

It is an interprime number because it is at equal distance from previous prime (3850539809) and next prime (3850539811).

It is a super-2 number, since 2×3850539810² = 29653313656789672200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3850539811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1013274 + ... + 1017066.

It is an arithmetic number, because the mean of its divisors is an integer number (82462590).

Almost surely, 2^3850539810 is an apocalyptic number.

3850539810 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3850539810, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5277605760).

3850539810 is an abundant number, since it is smaller than the sum of its proper divisors (6704671710).

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

3850539810 is a wasteful number, since it uses less digits than its factorization.

3850539810 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3972.

The product of its (nonzero) digits is 129600, while the sum is 42.

The square root of 3850539810 is about 62052.7179904313. The cubic root of 3850539810 is about 1567.3784546420.

The spelling of 3850539810 in words is "three billion, eight hundred fifty million, five hundred thirty-nine thousand, eight hundred ten".