409202048 has 16 divisors (see below), whose sum is σ = 815207460. Its totient is φ = 204600960.

The previous prime is 409202033. The next prime is 409202051. The reversal of 409202048 is 840202904.

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 409202048.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1598318 + ... + 1598573.

Almost surely, 2^409202048 is an apocalyptic number.

It is an amenable number.

409202048 is a deficient number, since it is larger than the sum of its proper divisors (406005412).

409202048 is an equidigital number, since it uses as much as digits as its factorization.

409202048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3196905 (or 3196893 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 409202048 is about 20228.7431146871. The cubic root of 409202048 is about 742.4136237839.

The spelling of 409202048 in words is "four hundred nine million, two hundred two thousand, forty-eight".