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55607 = 173271
BaseRepresentation
bin1101100100110111
32211021112
431210313
53234412
61105235
7321056
oct154467
984245
1055607
1138862
122821b
131c406
141639d
1511722
hexd937

55607 has 4 divisors (see below), whose sum is σ = 58896. Its totient is φ = 52320.

The previous prime is 55603. The next prime is 55609. The reversal of 55607 is 70655.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 55607 - 22 = 55603 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55603) 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, 1619 + ... + 1652.

It is an arithmetic number, because the mean of its divisors is an integer number (14724).

255607 is an apocalyptic number.

55607 is a deficient number, since it is larger than the sum of its proper divisors (3289).

55607 is a wasteful number, since it uses less digits than its factorization.

55607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3288.

The product of its (nonzero) digits is 1050, while the sum is 23.

The square root of 55607 is about 235.8113652901. The cubic root of 55607 is about 38.1689156225.

The spelling of 55607 in words is "fifty-five thousand, six hundred seven".

Divisors: 1 17 3271 55607