2247992 has 16 divisors (see below), whose sum is σ = 4230960. Its totient is φ = 1119744.

The previous prime is 2247991. The next prime is 2248013. The reversal of 2247992 is 2997422.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2247991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3608 + ... + 4184.

It is an arithmetic number, because the mean of its divisors is an integer number (264435).

2^2247992 is an apocalyptic number.

It is an amenable number.

2247992 is a deficient number, since it is larger than the sum of its proper divisors (1982968).

2247992 is a wasteful number, since it uses less digits than its factorization.

2247992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070 (or 1066 counting only the distinct ones).

The product of its digits is 18144, while the sum is 35.

The square root of 2247992 is about 1499.3305172643. The cubic root of 2247992 is about 130.9980770069.

The spelling of 2247992 in words is "two million, two hundred forty-seven thousand, nine hundred ninety-two".