406010222 has 4 divisors (see below), whose sum is σ = 609015336. Its totient is φ = 203005110.

The previous prime is 406010219. The next prime is 406010239. The reversal of 406010222 is 222010604.

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

It is a self number, because there is not a number n which added to its sum of digits gives 406010222.

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, 101502554 + ... + 101502557.

It is an arithmetic number, because the mean of its divisors is an integer number (152253834).

Almost surely, 2^406010222 is an apocalyptic number.

406010222 is a deficient number, since it is larger than the sum of its proper divisors (203005114).

406010222 is a wasteful number, since it uses less digits than its factorization.

406010222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203005113.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 406010222 is about 20149.6953326843. The cubic root of 406010222 is about 740.4782773723.

Adding to 406010222 its reverse (222010604), we get a palindrome (628020826).

The spelling of 406010222 in words is "four hundred six million, ten thousand, two hundred twenty-two".