394177342 has 8 divisors (see below), whose sum is σ = 636748056. Its totient is φ = 181927992.

The previous prime is 394177337. The next prime is 394177387. The reversal of 394177342 is 243771493.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 394177295 and 394177304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7580308 + ... + 7580359.

It is an arithmetic number, because the mean of its divisors is an integer number (79593507).

Almost surely, 2^394177342 is an apocalyptic number.

394177342 is a deficient number, since it is larger than the sum of its proper divisors (242570714).

394177342 is a wasteful number, since it uses less digits than its factorization.

394177342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15160682.

The product of its digits is 127008, while the sum is 40.

The square root of 394177342 is about 19853.8999191595. The cubic root of 394177342 is about 733.2136681233.

The spelling of 394177342 in words is "three hundred ninety-four million, one hundred seventy-seven thousand, three hundred forty-two".