404045206 has 4 divisors (see below), whose sum is σ = 606067812. Its totient is φ = 202022602.

The previous prime is 404045183. The next prime is 404045221. The reversal of 404045206 is 602540404.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101011300 + ... + 101011303.

It is an arithmetic number, because the mean of its divisors is an integer number (151516953).

Almost surely, 2^404045206 is an apocalyptic number.

404045206 is a deficient number, since it is larger than the sum of its proper divisors (202022606).

404045206 is a wasteful number, since it uses less digits than its factorization.

404045206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202022605.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 404045206 is about 20100.8757520661. The cubic root of 404045206 is about 739.2817513480.

The spelling of 404045206 in words is "four hundred four million, forty-five thousand, two hundred six".