8457223406 has 4 divisors (see below), whose sum is σ = 12685835112. Its totient is φ = 4228611702.

The previous prime is 8457223391. The next prime is 8457223417. The reversal of 8457223406 is 6043227548.

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, 2114305850 + ... + 2114305853.

It is an arithmetic number, because the mean of its divisors is an integer number (3171458778).

Almost surely, 2^8457223406 is an apocalyptic number.

8457223406 is a deficient number, since it is larger than the sum of its proper divisors (4228611706).

8457223406 is a wasteful number, since it uses less digits than its factorization.

8457223406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4228611705.

The product of its (nonzero) digits is 322560, while the sum is 41.

The square root of 8457223406 is about 91963.1633100993. The cubic root of 8457223406 is about 2037.3982761063.

The spelling of 8457223406 in words is "eight billion, four hundred fifty-seven million, two hundred twenty-three thousand, four hundred six".