18834922 has 4 divisors (see below), whose sum is σ = 28252386. Its totient is φ = 9417460.

The previous prime is 18834913. The next prime is 18834923. The reversal of 18834922 is 22943881.

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., 17816841 + 1018081 = 4221^2 + 1009^2 .

It is not an unprimeable number, because it can be changed into a prime (18834923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4708729 + ... + 4708732.

Almost surely, 2^18834922 is an apocalyptic number.

18834922 is a deficient number, since it is larger than the sum of its proper divisors (9417464).

18834922 is an equidigital number, since it uses as much as digits as its factorization.

18834922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9417463.

The product of its digits is 27648, while the sum is 37.

The square root of 18834922 is about 4339.9218886980. The cubic root of 18834922 is about 266.0651186983.

The spelling of 18834922 in words is "eighteen million, eight hundred thirty-four thousand, nine hundred twenty-two".