409949010 has 48 divisors (see below), whose sum is σ = 1112215104. Its totient is φ = 104566176.

The previous prime is 409949009. The next prime is 409949021. The reversal of 409949010 is 10949904.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 96952 + ... + 101091.

It is an arithmetic number, because the mean of its divisors is an integer number (23171148).

Almost surely, 2^409949010 is an apocalyptic number.

409949010 is an abundant number, since it is smaller than the sum of its proper divisors (702266094).

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

409949010 is a wasteful number, since it uses less digits than its factorization.

409949010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198079 (or 198076 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 409949010 is about 20247.1975838633. The cubic root of 409949010 is about 742.8650859076.

The spelling of 409949010 in words is "four hundred nine million, nine hundred forty-nine thousand, ten".