3854457 has 6 divisors (see below), whose sum is σ = 5567562. Its totient is φ = 2569632.

The previous prime is 3854453. The next prime is 3854467. The reversal of 3854457 is 7544583.

It can be written as a sum of positive squares in only one way, i.e., 2499561 + 1354896 = 1581^2 + 1164^2 .

It is not a de Polignac number, because 3854457 - 2² = 3854453 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3854453) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 214128 + ... + 214145.

It is an arithmetic number, because the mean of its divisors is an integer number (927927).

Almost surely, 2^3854457 is an apocalyptic number.

It is an amenable number.

3854457 is a deficient number, since it is larger than the sum of its proper divisors (1713105).

3854457 is a wasteful number, since it uses less digits than its factorization.

3854457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 428279 (or 428276 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 3854457 is about 1963.2771072877. The cubic root of 3854457 is about 156.7909777408.

The spelling of 3854457 in words is "three million, eight hundred fifty-four thousand, four hundred fifty-seven".