1242608 has 20 divisors (see below), whose sum is σ = 2473800. Its totient is φ = 604224.

The previous prime is 1242601. The next prime is 1242611. The reversal of 1242608 is 8062421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1242601) 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, 458 + ... + 1641.

It is an arithmetic number, because the mean of its divisors is an integer number (123690).

2^1242608 is an apocalyptic number.

It is an amenable number.

1242608 is a deficient number, since it is larger than the sum of its proper divisors (1231192).

1242608 is a wasteful number, since it uses less digits than its factorization.

1242608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2144 (or 2138 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 1242608 is about 1114.7232840486. The cubic root of 1242608 is about 107.5089734712.

The spelling of 1242608 in words is "one million, two hundred forty-two thousand, six hundred eight".