394919601 has 8 divisors (see below), whose sum is σ = 527056320. Its totient is φ = 263031312.

The previous prime is 394919599. The next prime is 394919653. The reversal of 394919601 is 106919493.

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

It is not a de Polignac number, because 394919601 - 2¹ = 394919599 is a prime.

It is a super-2 number, since 2×394919601² = 311922982507998402, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (394919671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58365 + ... + 64778.

It is an arithmetic number, because the mean of its divisors is an integer number (65882040).

Almost surely, 2^394919601 is an apocalyptic number.

It is an amenable number.

394919601 is a deficient number, since it is larger than the sum of its proper divisors (132136719).

394919601 is a wasteful number, since it uses less digits than its factorization.

394919601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124215.

The product of its (nonzero) digits is 52488, while the sum is 42.

The square root of 394919601 is about 19872.5841550615. The cubic root of 394919601 is about 733.6736076265.

The spelling of 394919601 in words is "three hundred ninety-four million, nine hundred nineteen thousand, six hundred one".