3854445 has 16 divisors (see below), whose sum is σ = 7048320. Its totient is φ = 1761984.

The previous prime is 3854429. The next prime is 3854449. The reversal of 3854445 is 5444583.

It is not a de Polignac number, because 3854445 - 2⁴ = 3854429 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3854449) 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, 18250 + ... + 18459.

It is an arithmetic number, because the mean of its divisors is an integer number (440520).

Almost surely, 2^3854445 is an apocalyptic number.

3854445 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3854445 is a deficient number, since it is larger than the sum of its proper divisors (3193875).

3854445 is a wasteful number, since it uses less digits than its factorization.

3854445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36724.

The product of its digits is 38400, while the sum is 33.

The square root of 3854445 is about 1963.2740511706. The cubic root of 3854445 is about 156.7908150293.

The spelling of 3854445 in words is "three million, eight hundred fifty-four thousand, four hundred forty-five".