3863634 has 16 divisors (see below), whose sum is σ = 7747488. Its totient is φ = 1284512.

The previous prime is 3863611. The next prime is 3863677. The reversal of 3863634 is 4363683.

It is a junction number, because it is equal to n+sod(n) for n = 3863595 and 3863604.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2974 + ... + 4070.

It is an arithmetic number, because the mean of its divisors is an integer number (484218).

Almost surely, 2^3863634 is an apocalyptic number.

3863634 is an abundant number, since it is smaller than the sum of its proper divisors (3883854).

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

3863634 is a wasteful number, since it uses less digits than its factorization.

3863634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1689.

The product of its digits is 31104, while the sum is 33.

The square root of 3863634 is about 1965.6128815207. The cubic root of 3863634 is about 156.9153126242.

The spelling of 3863634 in words is "three million, eight hundred sixty-three thousand, six hundred thirty-four".