405330046 has 8 divisors (see below), whose sum is σ = 663267384. Its totient is φ = 184240920.

The previous prime is 405330011. The next prime is 405330089. The reversal of 405330046 is 640033504.

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

It is a self number, because there is not a number n which added to its sum of digits gives 405330046.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9212025 + ... + 9212068.

It is an arithmetic number, because the mean of its divisors is an integer number (82908423).

Almost surely, 2^405330046 is an apocalyptic number.

405330046 is a deficient number, since it is larger than the sum of its proper divisors (257937338).

405330046 is a wasteful number, since it uses less digits than its factorization.

405330046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18424106.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 405330046 is about 20132.8101863600. The cubic root of 405330046 is about 740.0645463542.

The spelling of 405330046 in words is "four hundred five million, three hundred thirty thousand, forty-six".