3863280 has 40 divisors (see below), whose sum is σ = 11976912. Its totient is φ = 1030144.

The previous prime is 3863273. The next prime is 3863291. The reversal of 3863280 is 823683.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 7809 + ... + 8288.

Almost surely, 2^3863280 is an apocalyptic number.

3863280 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3863280 is an abundant number, since it is smaller than the sum of its proper divisors (8113632).

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

3863280 is a wasteful number, since it uses less digits than its factorization.

3863280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16113 (or 16107 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 3863280 is about 1965.5228312080. The cubic root of 3863280 is about 156.9105200966.

The spelling of 3863280 in words is "three million, eight hundred sixty-three thousand, two hundred eighty".