193258742 has 16 divisors (see below), whose sum is σ = 303275232. Its totient is φ = 92188800.

The previous prime is 193258739. The next prime is 193258757. The reversal of 193258742 is 247852391.

It is a self number, because there is not a number n which added to its sum of digits gives 193258742.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13208 + ... + 23684.

It is an arithmetic number, because the mean of its divisors is an integer number (18954702).

Almost surely, 2^193258742 is an apocalyptic number.

193258742 is a deficient number, since it is larger than the sum of its proper divisors (110016490).

193258742 is a wasteful number, since it uses less digits than its factorization.

193258742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10903.

The product of its digits is 120960, while the sum is 41.

The square root of 193258742 is about 13901.7531987876. The cubic root of 193258742 is about 578.1577914763.

The spelling of 193258742 in words is "one hundred ninety-three million, two hundred fifty-eight thousand, seven hundred forty-two".