406244773 has 4 divisors (see below), whose sum is σ = 443176128. Its totient is φ = 369313420.

The previous prime is 406244749. The next prime is 406244777. The reversal of 406244773 is 377442604.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 406244773 - 2²¹ = 404147621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406244777) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18465661 + ... + 18465682.

It is an arithmetic number, because the mean of its divisors is an integer number (110794032).

Almost surely, 2^406244773 is an apocalyptic number.

It is an amenable number.

406244773 is a deficient number, since it is larger than the sum of its proper divisors (36931355).

406244773 is a wasteful number, since it uses less digits than its factorization.

406244773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36931354.

The product of its (nonzero) digits is 112896, while the sum is 37.

The square root of 406244773 is about 20155.5147044177. The cubic root of 406244773 is about 740.6208406847.

The spelling of 406244773 in words is "four hundred six million, two hundred forty-four thousand, seven hundred seventy-three".