3886530 has 32 divisors (see below), whose sum is σ = 9379584. Its totient is φ = 1030656.

The previous prime is 3886481. The next prime is 3886537. The reversal of 3886530 is 356883.

It is a junction number, because it is equal to n+sod(n) for n = 3886491 and 3886500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3886537) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10407 + ... + 10773.

It is an arithmetic number, because the mean of its divisors is an integer number (293112).

Almost surely, 2^3886530 is an apocalyptic number.

3886530 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3886530 is an abundant number, since it is smaller than the sum of its proper divisors (5493054).

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

3886530 is a wasteful number, since it uses less digits than its factorization.

3886530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 730.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 3886530 is about 1971.4284161491. The cubic root of 3886530 is about 157.2246638198.

It can be divided in two parts, 38 and 86530, that added together give a palindrome (86568).

The spelling of 3886530 in words is "three million, eight hundred eighty-six thousand, five hundred thirty".