394496613 has 12 divisors (see below), whose sum is σ = 651232608. Its totient is φ = 225426600.

The previous prime is 394496579. The next prime is 394496633. The reversal of 394496613 is 316694493.

It is a de Polignac number, because none of the positive numbers 2^k-394496613 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394496633) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3130863 + ... + 3130988.

It is an arithmetic number, because the mean of its divisors is an integer number (54269384).

Almost surely, 2^394496613 is an apocalyptic number.

It is an amenable number.

394496613 is a deficient number, since it is larger than the sum of its proper divisors (256735995).

394496613 is a wasteful number, since it uses less digits than its factorization.

394496613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6261864 (or 6261861 counting only the distinct ones).

The product of its digits is 419904, while the sum is 45.

The square root of 394496613 is about 19861.9388026446. The cubic root of 394496613 is about 733.4115745491.

The spelling of 394496613 in words is "three hundred ninety-four million, four hundred ninety-six thousand, six hundred thirteen".