3820953 has 16 divisors (see below), whose sum is σ = 5417280. Its totient is φ = 2390976.

The previous prime is 3820933. The next prime is 3820963. The reversal of 3820953 is 3590283.

It is a happy number.

It is not a de Polignac number, because 3820953 - 2⁶ = 3820889 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3820953.

It is not an unprimeable number, because it can be changed into a prime (3820933) 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, 2626 + ... + 3812.

It is an arithmetic number, because the mean of its divisors is an integer number (338580).

Almost surely, 2^3820953 is an apocalyptic number.

It is an amenable number.

3820953 is a deficient number, since it is larger than the sum of its proper divisors (1596327).

3820953 is a wasteful number, since it uses less digits than its factorization.

3820953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 3820953 is about 1954.7258119747. The cubic root of 3820953 is about 156.3353649802.

The spelling of 3820953 in words is "three million, eight hundred twenty thousand, nine hundred fifty-three".