6372561 has 16 divisors (see below), whose sum is σ = 9326016. Its totient is φ = 3846336.

The previous prime is 6372539. The next prime is 6372563. The reversal of 6372561 is 1652736.

It is not a de Polignac number, because 6372561 - 2⁵ = 6372529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6372563) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 526 + ... + 3608.

It is an arithmetic number, because the mean of its divisors is an integer number (582876).

Almost surely, 2^6372561 is an apocalyptic number.

It is an amenable number.

6372561 is a deficient number, since it is larger than the sum of its proper divisors (2953455).

6372561 is a wasteful number, since it uses less digits than its factorization.

6372561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3152.

The product of its digits is 7560, while the sum is 30.

The square root of 6372561 is about 2524.3931944133. The cubic root of 6372561 is about 185.3978387537.

The spelling of 6372561 in words is "six million, three hundred seventy-two thousand, five hundred sixty-one".