1242084 has 24 divisors (see below), whose sum is σ = 2933280. Its totient is φ = 409024.

The previous prime is 1242067. The next prime is 1242089. The reversal of 1242084 is 4802421.

It is a self number, because there is not a number n which added to its sum of digits gives 1242084.

It is not an unprimeable number, because it can be changed into a prime (1242089) 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, 487 + ... + 1649.

It is an arithmetic number, because the mean of its divisors is an integer number (122220).

2^1242084 is an apocalyptic number.

It is an amenable number.

1242084 is an abundant number, since it is smaller than the sum of its proper divisors (1691196).

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

1242084 is a wasteful number, since it uses less digits than its factorization.

1242084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1259 (or 1257 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

The square root of 1242084 is about 1114.4882233564. The cubic root of 1242084 is about 107.4938593932.

The spelling of 1242084 in words is "one million, two hundred forty-two thousand, eighty-four".