8440622 has 8 divisors (see below), whose sum is σ = 12839472. Its totient is φ = 4160800.

The previous prime is 8440613. The next prime is 8440637. The reversal of 8440622 is 2260448.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 8440591 and 8440600.

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, 29579 + ... + 29862.

It is an arithmetic number, because the mean of its divisors is an integer number (1604934).

Almost surely, 2^8440622 is an apocalyptic number.

8440622 is a deficient number, since it is larger than the sum of its proper divisors (4398850).

8440622 is a wasteful number, since it uses less digits than its factorization.

8440622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59514.

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 8440622 is about 2905.2748579093. The cubic root of 8440622 is about 203.6064275166.

The spelling of 8440622 in words is "eight million, four hundred forty thousand, six hundred twenty-two".