55412085 has 8 divisors (see below), whose sum is σ = 88659360. Its totient is φ = 29553104.

The previous prime is 55412081. The next prime is 55412089. The reversal of 55412085 is 58021455.

It is an interprime number because it is at equal distance from previous prime (55412081) and next prime (55412089).

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 55412085 - 2² = 55412081 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55412081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1847055 + ... + 1847084.

It is an arithmetic number, because the mean of its divisors is an integer number (11082420).

Almost surely, 2^55412085 is an apocalyptic number.

It is an amenable number.

55412085 is a deficient number, since it is larger than the sum of its proper divisors (33247275).

55412085 is a wasteful number, since it uses less digits than its factorization.

55412085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3694147.

The product of its (nonzero) digits is 8000, while the sum is 30.

The square root of 55412085 is about 7443.9294058985. The cubic root of 55412085 is about 381.2426654506.

It can be divided in two parts, 5541 and 2085, that added together give a triangular number (7626 = T₁₂₃).

The spelling of 55412085 in words is "fifty-five million, four hundred twelve thousand, eighty-five".