193944950 has 12 divisors (see below), whose sum is σ = 360737700. Its totient is φ = 77577960.

The previous prime is 193944943. The next prime is 193945019. The reversal of 193944950 is 59449391.

It is a happy number.

It is a super-2 number, since 2×193944950² = 75229287261005000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1939400 + ... + 1939499.

It is an arithmetic number, because the mean of its divisors is an integer number (30061475).

Almost surely, 2^193944950 is an apocalyptic number.

193944950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

193944950 is a deficient number, since it is larger than the sum of its proper divisors (166792750).

193944950 is a wasteful number, since it uses less digits than its factorization.

193944950 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3878911 (or 3878906 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 44.

The square root of 193944950 is about 13926.4119571410. The cubic root of 193944950 is about 578.8412756226.

The spelling of 193944950 in words is "one hundred ninety-three million, nine hundred forty-four thousand, nine hundred fifty".