8121244 has 6 divisors (see below), whose sum is σ = 14212184. Its totient is φ = 4060620.

The previous prime is 8121209. The next prime is 8121283. The reversal of 8121244 is 4421218.

It is a plaindrome in base 14.

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, 1015152 + ... + 1015159.

Almost surely, 2^8121244 is an apocalyptic number.

It is an amenable number.

8121244 is a deficient number, since it is larger than the sum of its proper divisors (6090940).

8121244 is a wasteful number, since it uses less digits than its factorization.

8121244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2030315 (or 2030313 counting only the distinct ones).

The product of its digits is 512, while the sum is 22.

The square root of 8121244 is about 2849.7796406038. The cubic root of 8121244 is about 201.0053050092.

The spelling of 8121244 in words is "eight million, one hundred twenty-one thousand, two hundred forty-four".