194319552 has 56 divisors (see below), whose sum is σ = 587589376. Its totient is φ = 55519488.

The previous prime is 194319551. The next prime is 194319583. The reversal of 194319552 is 255913491.

It is a tau number, because it is divible by the number of its divisors (56).

It is a self number, because there is not a number n which added to its sum of digits gives 194319552.

It is not an unprimeable number, because it can be changed into a prime (194319551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70948 + ... + 73635.

Almost surely, 2^194319552 is an apocalyptic number.

194319552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

194319552 is an abundant number, since it is smaller than the sum of its proper divisors (393269824).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

194319552 is a wasteful number, since it uses less digits than its factorization.

194319552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144605 (or 144595 counting only the distinct ones).

The product of its digits is 48600, while the sum is 39.

The square root of 194319552 is about 13939.8548055566. The cubic root of 194319552 is about 579.2137105919.

The spelling of 194319552 in words is "one hundred ninety-four million, three hundred nineteen thousand, five hundred fifty-two".