3858436 has 6 divisors (see below), whose sum is σ = 6752270. Its totient is φ = 1929216.

The previous prime is 3858431. The next prime is 3858461. The reversal of 3858436 is 6348583.

It can be written as a sum of positive squares in only one way, i.e., 3218436 + 640000 = 1794^2 + 800^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3858395 and 3858404.

It is not an unprimeable number, because it can be changed into a prime (3858431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 482301 + ... + 482308.

Almost surely, 2^3858436 is an apocalyptic number.

It is an amenable number.

3858436 is a deficient number, since it is larger than the sum of its proper divisors (2893834).

3858436 is a wasteful number, since it uses less digits than its factorization.

3858436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 964613 (or 964611 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

The square root of 3858436 is about 1964.2902025923. The cubic root of 3858436 is about 156.8449115588.

The spelling of 3858436 in words is "three million, eight hundred fifty-eight thousand, four hundred thirty-six".