190218232 has 32 divisors (see below), whose sum is σ = 369031680. Its totient is φ = 91824480.

The previous prime is 190218227. The next prime is 190218241. The reversal of 190218232 is 232812091.

It is a self number, because there is not a number n which added to its sum of digits gives 190218232.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 168823 + ... + 169945.

It is an arithmetic number, because the mean of its divisors is an integer number (11532240).

Almost surely, 2^190218232 is an apocalyptic number.

It is an amenable number.

190218232 is a deficient number, since it is larger than the sum of its proper divisors (178813448).

190218232 is a wasteful number, since it uses less digits than its factorization.

190218232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1843 (or 1839 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 28.

The square root of 190218232 is about 13791.9625869562. The cubic root of 190218232 is about 575.1097277675.

The spelling of 190218232 in words is "one hundred ninety million, two hundred eighteen thousand, two hundred thirty-two".