5142656 has 16 divisors (see below), whose sum is σ = 10245390. Its totient is φ = 2571264.

The previous prime is 5142647. The next prime is 5142661. The reversal of 5142656 is 6562415.

It can be written as a sum of positive squares in only one way, i.e., 3182656 + 1960000 = 1784^2 + 1400^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19961 + ... + 20216.

Almost surely, 2^5142656 is an apocalyptic number.

It is an amenable number.

5142656 is a deficient number, since it is larger than the sum of its proper divisors (5102734).

5142656 is an equidigital number, since it uses as much as digits as its factorization.

5142656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40191 (or 40179 counting only the distinct ones).

The product of its digits is 7200, while the sum is 29.

The square root of 5142656 is about 2267.7424897902. The cubic root of 5142656 is about 172.6086244357.

The spelling of 5142656 in words is "five million, one hundred forty-two thousand, six hundred fifty-six".