1244047 has 8 divisors (see below), whose sum is σ = 1483776. Its totient is φ = 1019832.

The previous prime is 1244041. The next prime is 1244053. The reversal of 1244047 is 7404421.

It is an interprime number because it is at equal distance from previous prime (1244041) and next prime (1244053).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1244047 - 2³ = 1244039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1244041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3703 + ... + 4024.

It is an arithmetic number, because the mean of its divisors is an integer number (185472).

2^1244047 is an apocalyptic number.

1244047 is a deficient number, since it is larger than the sum of its proper divisors (239729).

1244047 is an equidigital number, since it uses as much as digits as its factorization.

1244047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7757.

The product of its (nonzero) digits is 896, while the sum is 22.

The square root of 1244047 is about 1115.3685489559. The cubic root of 1244047 is about 107.5504576541.

Adding to 1244047 its reverse (7404421), we get a palindrome (8648468).

The spelling of 1244047 in words is "one million, two hundred forty-four thousand, forty-seven".