56543698 has 8 divisors (see below), whose sum is σ = 84914892. Its totient is φ = 28238736.

The previous prime is 56543693. The next prime is 56543699. The reversal of 56543698 is 89634565.

It can be written as a sum of positive squares in 2 ways, for example, as 43388569 + 13155129 = 6587^2 + 3627^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (56543693) 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, 14365 + ... + 17872.

Almost surely, 2^56543698 is an apocalyptic number.

56543698 is a deficient number, since it is larger than the sum of its proper divisors (28371194).

56543698 is a wasteful number, since it uses less digits than its factorization.

56543698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33116.

The product of its digits is 777600, while the sum is 46.

The square root of 56543698 is about 7519.5543750943. The cubic root of 56543698 is about 383.8204138917.

The spelling of 56543698 in words is "fifty-six million, five hundred forty-three thousand, six hundred ninety-eight".