2247816 has 32 divisors (see below), whose sum is σ = 5700960. Its totient is φ = 738432.

The previous prime is 2247811. The next prime is 2247851. The reversal of 2247816 is 6187422.

It is not an unprimeable number, because it can be changed into a prime (2247811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1111 + ... + 2393.

It is an arithmetic number, because the mean of its divisors is an integer number (178155).

2^2247816 is an apocalyptic number.

It is an amenable number.

2247816 is an abundant number, since it is smaller than the sum of its proper divisors (3453144).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2247816 is a wasteful number, since it uses less digits than its factorization.

2247816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1365 (or 1361 counting only the distinct ones).

The product of its digits is 5376, while the sum is 30.

The square root of 2247816 is about 1499.2718232529. The cubic root of 2247816 is about 130.9946582131.

The spelling of 2247816 in words is "two million, two hundred forty-seven thousand, eight hundred sixteen".