55870701 has 4 divisors (see below), whose sum is σ = 74494272. Its totient is φ = 37247132.

The previous prime is 55870669. The next prime is 55870753. The reversal of 55870701 is 10707855.

55870701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 55870701 - 2⁵ = 55870669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55870781) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9311781 + ... + 9311786.

It is an arithmetic number, because the mean of its divisors is an integer number (18623568).

Almost surely, 2^55870701 is an apocalyptic number.

It is an amenable number.

55870701 is a deficient number, since it is larger than the sum of its proper divisors (18623571).

55870701 is a wasteful number, since it uses less digits than its factorization.

55870701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18623570.

The product of its (nonzero) digits is 9800, while the sum is 33.

The square root of 55870701 is about 7474.6706281949. The cubic root of 55870701 is about 382.2915571549.

The spelling of 55870701 in words is "fifty-five million, eight hundred seventy thousand, seven hundred one".