6146561 has 4 divisors (see below), whose sum is σ = 6250800. Its totient is φ = 6042324.

The previous prime is 6146533. The next prime is 6146593. The reversal of 6146561 is 1656416.

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 6146561 - 2¹⁰ = 6145537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6146501) 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, 52031 + ... + 52148.

It is an arithmetic number, because the mean of its divisors is an integer number (1562700).

Almost surely, 2^6146561 is an apocalyptic number.

It is an amenable number.

6146561 is a deficient number, since it is larger than the sum of its proper divisors (104239).

6146561 is a wasteful number, since it uses less digits than its factorization.

6146561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104238.

The product of its digits is 4320, while the sum is 29.

The square root of 6146561 is about 2479.2258872479. The cubic root of 6146561 is about 183.1797233046.

The spelling of 6146561 in words is "six million, one hundred forty-six thousand, five hundred sixty-one".