6522961 has 4 divisors (see below), whose sum is σ = 6806592. Its totient is φ = 6239332.

The previous prime is 6522953. The next prime is 6522979. The reversal of 6522961 is 1692256.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6522961 - 2³ = 6522953 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6522911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141781 + ... + 141826.

It is an arithmetic number, because the mean of its divisors is an integer number (1701648).

Almost surely, 2^6522961 is an apocalyptic number.

It is an amenable number.

6522961 is a deficient number, since it is larger than the sum of its proper divisors (283631).

6522961 is a wasteful number, since it uses less digits than its factorization.

6522961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283630.

The product of its digits is 6480, while the sum is 31.

The square root of 6522961 is about 2554.0088096951. The cubic root of 6522961 is about 186.8450487973.

The spelling of 6522961 in words is "six million, five hundred twenty-two thousand, nine hundred sixty-one".