6401084 has 24 divisors (see below), whose sum is σ = 11981088. Its totient is φ = 2984960.

The previous prime is 6401069. The next prime is 6401093. The reversal of 6401084 is 4801046.

6401084 = 891² + 892² + ... + 898².

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (23).

6401084 is a modest number, since divided by 1084 gives 64 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2924 + ... + 4620.

It is an arithmetic number, because the mean of its divisors is an integer number (499212).

Almost surely, 2^6401084 is an apocalyptic number.

It is an amenable number.

6401084 is a deficient number, since it is larger than the sum of its proper divisors (5580004).

6401084 is a wasteful number, since it uses less digits than its factorization.

6401084 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1765 (or 1763 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 6401084 is about 2530.0363633750. The cubic root of 6401084 is about 185.6740350075.

The spelling of 6401084 in words is "six million, four hundred one thousand, eighty-four".