1242306474 has 8 divisors (see below), whose sum is σ = 2484612960. Its totient is φ = 414102156.

The previous prime is 1242306473. The next prime is 1242306479. The reversal of 1242306474 is 4746032421.

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

1242306474 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1242306473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103525534 + ... + 103525545.

It is an arithmetic number, because the mean of its divisors is an integer number (310576620).

Almost surely, 2^1242306474 is an apocalyptic number.

1242306474 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1242306474 is a wasteful number, since it uses less digits than its factorization.

1242306474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207051084.

The product of its (nonzero) digits is 32256, while the sum is 33.

The square root of 1242306474 is about 35246.3682384441. The cubic root of 1242306474 is about 1075.0027687688.

Adding to 1242306474 its reverse (4746032421), we get a palindrome (5988338895).

The spelling of 1242306474 in words is "one billion, two hundred forty-two million, three hundred six thousand, four hundred seventy-four".