55581935 has 8 divisors (see below), whose sum is σ = 70208880. Its totient is φ = 42125184.

The previous prime is 55581923. The next prime is 55581941. The reversal of 55581935 is 53918555.

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

It is a cyclic number.

It is not a de Polignac number, because 55581935 - 2²² = 51387631 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55581892 and 55581901.

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, 292442 + ... + 292631.

It is an arithmetic number, because the mean of its divisors is an integer number (8776110).

Almost surely, 2^55581935 is an apocalyptic number.

55581935 is a deficient number, since it is larger than the sum of its proper divisors (14626945).

55581935 is a wasteful number, since it uses less digits than its factorization.

55581935 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 585097.

The product of its digits is 135000, while the sum is 41.

The square root of 55581935 is about 7455.3293019155. The cubic root of 55581935 is about 381.6317984796.

The spelling of 55581935 in words is "fifty-five million, five hundred eighty-one thousand, nine hundred thirty-five".