307266242 has 8 divisors (see below), whose sum is σ = 461286732. Its totient is φ = 153504000.

The previous prime is 307266191. The next prime is 307266251. The reversal of 307266242 is 242662703.

It can be written as a sum of positive squares in 2 ways, for example, as 281266441 + 25999801 = 16771^2 + 5099^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 307266199 and 307266208.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61559 + ... + 66362.

Almost surely, 2^307266242 is an apocalyptic number.

307266242 is a deficient number, since it is larger than the sum of its proper divisors (154020490).

307266242 is a wasteful number, since it uses less digits than its factorization.

307266242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129124.

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 307266242 is about 17529.0114381844. The cubic root of 307266242 is about 674.7946275984.

The spelling of 307266242 in words is "three hundred seven million, two hundred sixty-six thousand, two hundred forty-two".