55211192 has 8 divisors (see below), whose sum is σ = 103521000. Its totient is φ = 27605592.

The previous prime is 55211179. The next prime is 55211227. The reversal of 55211192 is 29111255.

55211192 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3450692 + ... + 3450707.

It is an arithmetic number, because the mean of its divisors is an integer number (12940125).

Almost surely, 2^55211192 is an apocalyptic number.

It is an amenable number.

55211192 is a deficient number, since it is larger than the sum of its proper divisors (48309808).

55211192 is a wasteful number, since it uses less digits than its factorization.

55211192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6901405 (or 6901401 counting only the distinct ones).

The product of its digits is 900, while the sum is 26.

The square root of 55211192 is about 7430.4234065092. The cubic root of 55211192 is about 380.7813838497.

The spelling of 55211192 in words is "fifty-five million, two hundred eleven thousand, one hundred ninety-two".