404348930 has 8 divisors (see below), whose sum is σ = 727828092. Its totient is φ = 161739568.

The previous prime is 404348911. The next prime is 404348933. The reversal of 404348930 is 39843404.

It can be written as a sum of positive squares in 2 ways, for example, as 391525369 + 12823561 = 19787^2 + 3581^2 .

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

It is not an unprimeable number, because it can be changed into a prime (404348933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20217437 + ... + 20217456.

Almost surely, 2^404348930 is an apocalyptic number.

404348930 is a deficient number, since it is larger than the sum of its proper divisors (323479162).

404348930 is a wasteful number, since it uses less digits than its factorization.

404348930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40434900.

The product of its (nonzero) digits is 41472, while the sum is 35.

The square root of 404348930 is about 20108.4293270260. The cubic root of 404348930 is about 739.4669462788.

The spelling of 404348930 in words is "four hundred four million, three hundred forty-eight thousand, nine hundred thirty".