6401854 has 16 divisors (see below), whose sum is σ = 9849600. Its totient is φ = 3119704.

The previous prime is 6401849. The next prime is 6401867. The reversal of 6401854 is 4581046.

It is a congruent number.

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, 26667 + ... + 26905.

It is an arithmetic number, because the mean of its divisors is an integer number (615600).

Almost surely, 2^6401854 is an apocalyptic number.

6401854 is a deficient number, since it is larger than the sum of its proper divisors (3447746).

6401854 is a wasteful number, since it uses less digits than its factorization.

6401854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 6401854 is about 2530.1885305249. The cubic root of 6401854 is about 185.6814797505.

The spelling of 6401854 in words is "six million, four hundred one thousand, eight hundred fifty-four".