1242267 has 16 divisors (see below), whose sum is σ = 1820448. Its totient is φ = 748800.

The previous prime is 1242251. The next prime is 1242271. The reversal of 1242267 is 7622421.

It is not a de Polignac number, because 1242267 - 2⁴ = 1242251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1242217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1767 + ... + 2367.

It is an arithmetic number, because the mean of its divisors is an integer number (113778).

2^1242267 is an apocalyptic number.

1242267 is a deficient number, since it is larger than the sum of its proper divisors (578181).

1242267 is a wasteful number, since it uses less digits than its factorization.

1242267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670.

The product of its digits is 1344, while the sum is 24.

The square root of 1242267 is about 1114.5703207963. The cubic root of 1242267 is about 107.4991382660.

Adding to 1242267 its reverse (7622421), we get a palindrome (8864688).

The spelling of 1242267 in words is "one million, two hundred forty-two thousand, two hundred sixty-seven".