406197244 has 12 divisors (see below), whose sum is σ = 715617000. Its totient is φ = 201735248.

The previous prime is 406197203. The next prime is 406197251. The reversal of 406197244 is 442791604.

It is a happy number.

It is a congruent number.

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, 340174 + ... + 341365.

It is an arithmetic number, because the mean of its divisors is an integer number (59634750).

Almost surely, 2^406197244 is an apocalyptic number.

It is an amenable number.

406197244 is a deficient number, since it is larger than the sum of its proper divisors (309419756).

406197244 is a wasteful number, since it uses less digits than its factorization.

406197244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681692 (or 681690 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 406197244 is about 20154.3356129643. The cubic root of 406197244 is about 740.5919563412.

The spelling of 406197244 in words is "four hundred six million, one hundred ninety-seven thousand, two hundred forty-four".