409934946 has 8 divisors (see below), whose sum is σ = 819869904. Its totient is φ = 136644980.

The previous prime is 409934897. The next prime is 409934971. The reversal of 409934946 is 649439904.

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

409934946 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 409934895 and 409934904.

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, 34161240 + ... + 34161251.

It is an arithmetic number, because the mean of its divisors is an integer number (102483738).

Almost surely, 2^409934946 is an apocalyptic number.

409934946 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

409934946 is a wasteful number, since it uses less digits than its factorization.

409934946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68322496.

The product of its (nonzero) digits is 839808, while the sum is 48.

The square root of 409934946 is about 20246.8502735611. The cubic root of 409934946 is about 742.8565907259.

The spelling of 409934946 in words is "four hundred nine million, nine hundred thirty-four thousand, nine hundred forty-six".