55343636 has 24 divisors (see below), whose sum is σ = 103962600. Its totient is φ = 25684992.

The previous prime is 55343621. The next prime is 55343647. The reversal of 55343636 is 63634355.

It can be written as a sum of positive squares in 4 ways, for example, as 11519236 + 43824400 = 3394^2 + 6620^2 .

It is a junction number, because it is equal to n+sod(n) for n = 55343596 and 55343605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 611 + ... + 10538.

It is an arithmetic number, because the mean of its divisors is an integer number (4331775).

Almost surely, 2^55343636 is an apocalyptic number.

It is an amenable number.

55343636 is a deficient number, since it is larger than the sum of its proper divisors (48618964).

55343636 is a wasteful number, since it uses less digits than its factorization.

55343636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11243 (or 11241 counting only the distinct ones).

The product of its digits is 97200, while the sum is 35.

The square root of 55343636 is about 7439.3303462072. The cubic root of 55343636 is about 381.0856212987.

The spelling of 55343636 in words is "fifty-five million, three hundred forty-three thousand, six hundred thirty-six".