6401132 has 6 divisors (see below), whose sum is σ = 11201988. Its totient is φ = 3200564.

The previous prime is 6401123. The next prime is 6401149. The reversal of 6401132 is 2311046.

It is a self number, because there is not a number n which added to its sum of digits gives 6401132.

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 as a sum of consecutive naturals, namely, 800138 + ... + 800145.

It is an arithmetic number, because the mean of its divisors is an integer number (1866998).

Almost surely, 2^6401132 is an apocalyptic number.

It is an amenable number.

6401132 is a deficient number, since it is larger than the sum of its proper divisors (4800856).

6401132 is a wasteful number, since it uses less digits than its factorization.

6401132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1600287 (or 1600285 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 6401132 is about 2530.0458493869. The cubic root of 6401132 is about 185.6744991129.

Adding to 6401132 its reverse (2311046), we get a palindrome (8712178).

The spelling of 6401132 in words is "six million, four hundred one thousand, one hundred thirty-two".