55206867 has 16 divisors (see below), whose sum is σ = 75748608. Its totient is φ = 35748960.

The previous prime is 55206857. The next prime is 55206901. The reversal of 55206867 is 76860255.

It is a happy number.

It is not a de Polignac number, because 55206867 - 2²³ = 46818259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (55206817) 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, 14692 + ... + 18062.

It is an arithmetic number, because the mean of its divisors is an integer number (4734288).

Almost surely, 2^55206867 is an apocalyptic number.

55206867 is a deficient number, since it is larger than the sum of its proper divisors (20541741).

55206867 is a wasteful number, since it uses less digits than its factorization.

55206867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3530.

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 55206867 is about 7430.1323675962. The cubic root of 55206867 is about 380.7714406816.

The spelling of 55206867 in words is "fifty-five million, two hundred six thousand, eight hundred sixty-seven".