6401061 has 36 divisors (see below), whose sum is σ = 10344672. Its totient is φ = 3805824.

The previous prime is 6401033. The next prime is 6401069. The reversal of 6401061 is 1601046.

It is not a de Polignac number, because 6401061 - 2⁵ = 6401029 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 (6401069) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 59770 + ... + 59876.

It is an arithmetic number, because the mean of its divisors is an integer number (287352).

Almost surely, 2^6401061 is an apocalyptic number.

It is an amenable number.

6401061 is a deficient number, since it is larger than the sum of its proper divisors (3943611).

6401061 is a wasteful number, since it uses less digits than its factorization.

6401061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170 (or 150 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 6401061 is about 2530.0318179817. The cubic root of 6401061 is about 185.6738126229.

The spelling of 6401061 in words is "six million, four hundred one thousand, sixty-one".