193799042 has 32 divisors (see below), whose sum is σ = 306561024. Its totient is φ = 91774800.

The previous prime is 193799033. The next prime is 193799051. The reversal of 193799042 is 240997391.

It is an interprime number because it is at equal distance from previous prime (193799033) and next prime (193799051).

It is a junction number, because it is equal to n+sod(n) for n = 193798984 and 193799002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 868943 + ... + 869165.

It is an arithmetic number, because the mean of its divisors is an integer number (9580032).

Almost surely, 2^193799042 is an apocalyptic number.

193799042 is a deficient number, since it is larger than the sum of its proper divisors (112761982).

193799042 is a wasteful number, since it uses less digits than its factorization.

193799042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494.

The product of its (nonzero) digits is 122472, while the sum is 44.

The square root of 193799042 is about 13921.1724362569. The cubic root of 193799042 is about 578.6960819112.

The spelling of 193799042 in words is "one hundred ninety-three million, seven hundred ninety-nine thousand, forty-two".