6409774 has 16 divisors (see below), whose sum is σ = 11027808. Its totient is φ = 2737152.

The previous prime is 6409757. The next prime is 6409807. The reversal of 6409774 is 4779046.

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, 4294 + ... + 5590.

It is an arithmetic number, because the mean of its divisors is an integer number (689238).

Almost surely, 2^6409774 is an apocalyptic number.

6409774 is a deficient number, since it is larger than the sum of its proper divisors (4618034).

6409774 is a wasteful number, since it uses less digits than its factorization.

6409774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1659.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 6409774 is about 2531.7531475245. The cubic root of 6409774 is about 185.7580196242.

The spelling of 6409774 in words is "six million, four hundred nine thousand, seven hundred seventy-four".