55352685 has 16 divisors (see below), whose sum is σ = 88989120. Its totient is φ = 29379840.

The previous prime is 55352683. The next prime is 55352753. The reversal of 55352685 is 58625355.

It is not a de Polignac number, because 55352685 - 2¹ = 55352683 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55352683) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5580 + ... + 11909.

It is an arithmetic number, because the mean of its divisors is an integer number (5561820).

Almost surely, 2^55352685 is an apocalyptic number.

It is an amenable number.

55352685 is a deficient number, since it is larger than the sum of its proper divisors (33636435).

55352685 is a wasteful number, since it uses less digits than its factorization.

55352685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17708.

The product of its digits is 180000, while the sum is 39.

The square root of 55352685 is about 7439.9385078104. The cubic root of 55352685 is about 381.1063900574.

The spelling of 55352685 in words is "fifty-five million, three hundred fifty-two thousand, six hundred eighty-five".