403922434 has 8 divisors (see below), whose sum is σ = 617315580. Its totient is φ = 198150576.

The previous prime is 403922413. The next prime is 403922459. The reversal of 403922434 is 434229304.

It can be written as a sum of positive squares in 2 ways, for example, as 386240409 + 17682025 = 19653^2 + 4205^2 .

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 = 403922396 and 403922405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1905189 + ... + 1905400.

Almost surely, 2^403922434 is an apocalyptic number.

403922434 is a deficient number, since it is larger than the sum of its proper divisors (213393146).

403922434 is a wasteful number, since it uses less digits than its factorization.

403922434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3810644.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 403922434 is about 20097.8216232506. The cubic root of 403922434 is about 739.2068650956.

The spelling of 403922434 in words is "four hundred three million, nine hundred twenty-two thousand, four hundred thirty-four".