394244925 has 12 divisors (see below), whose sum is σ = 651818400. Its totient is φ = 210263920.

The previous prime is 394244897. The next prime is 394244987. The reversal of 394244925 is 529442493.

It is not a de Polignac number, because 394244925 - 2²⁴ = 377467709 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2628225 + ... + 2628374.

It is an arithmetic number, because the mean of its divisors is an integer number (54318200).

Almost surely, 2^394244925 is an apocalyptic number.

It is an amenable number.

394244925 is a deficient number, since it is larger than the sum of its proper divisors (257573475).

394244925 is a wasteful number, since it uses less digits than its factorization.

394244925 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5256612 (or 5256607 counting only the distinct ones).

The product of its digits is 311040, while the sum is 42.

The square root of 394244925 is about 19855.6018543886. The cubic root of 394244925 is about 733.2555696926.

The spelling of 394244925 in words is "three hundred ninety-four million, two hundred forty-four thousand, nine hundred twenty-five".