193461812 has 6 divisors (see below), whose sum is σ = 338558178. Its totient is φ = 96730904.

The previous prime is 193461803. The next prime is 193461839. The reversal of 193461812 is 218164391.

It can be written as a sum of positive squares in only one way, i.e., 167288356 + 26173456 = 12934^2 + 5116^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24182723 + ... + 24182730.

It is an arithmetic number, because the mean of its divisors is an integer number (56426363).

Almost surely, 2^193461812 is an apocalyptic number.

It is an amenable number.

193461812 is a deficient number, since it is larger than the sum of its proper divisors (145096366).

193461812 is a wasteful number, since it uses less digits than its factorization.

193461812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48365457 (or 48365455 counting only the distinct ones).

The product of its digits is 10368, while the sum is 35.

The square root of 193461812 is about 13909.0550361985. The cubic root of 193461812 is about 578.3602237236.

The spelling of 193461812 in words is "one hundred ninety-three million, four hundred sixty-one thousand, eight hundred twelve".