6162561 has 10 divisors (see below), whose sum is σ = 9205922. Its totient is φ = 4108320.

The previous prime is 6162557. The next prime is 6162571. The reversal of 6162561 is 1652616.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 3538161 + 2624400 = 1881^2 + 1620^2 .

It is not a de Polignac number, because 6162561 - 2² = 6162557 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (6162511) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 37960 + ... + 38121.

Almost surely, 2^6162561 is an apocalyptic number.

It is an amenable number.

6162561 is a deficient number, since it is larger than the sum of its proper divisors (3043361).

6162561 is an equidigital number, since it uses as much as digits as its factorization.

6162561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76093 (or 76084 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 6162561 is about 2482.4506037382. The cubic root of 6162561 is about 183.3385295130.

The spelling of 6162561 in words is "six million, one hundred sixty-two thousand, five hundred sixty-one".