8404922 has 4 divisors (see below), whose sum is σ = 12607386. Its totient is φ = 4202460.

The previous prime is 8404901. The next prime is 8404927. The reversal of 8404922 is 2294048.

8404922 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in only one way, i.e., 8288641 + 116281 = 2879^2 + 341^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (8404927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2101229 + ... + 2101232.

Almost surely, 2^8404922 is an apocalyptic number.

8404922 is a deficient number, since it is larger than the sum of its proper divisors (4202464).

8404922 is a wasteful number, since it uses less digits than its factorization.

8404922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4202463.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 8404922 is about 2899.1243505583. The cubic root of 8404922 is about 203.3189676016.

The spelling of 8404922 in words is "eight million, four hundred four thousand, nine hundred twenty-two".