650242405 has 8 divisors (see below), whose sum is σ = 781351200. Its totient is φ = 519487056.

The previous prime is 650242387. The next prime is 650242427. The reversal of 650242405 is 504242056.

650242405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-650242405 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84295 + ... + 91684.

It is an arithmetic number, because the mean of its divisors is an integer number (97668900).

Almost surely, 2^650242405 is an apocalyptic number.

It is an amenable number.

650242405 is a deficient number, since it is larger than the sum of its proper divisors (131108795).

650242405 is a wasteful number, since it uses less digits than its factorization.

650242405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 176723.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 650242405 is about 25499.8510779965. The cubic root of 650242405 is about 866.3467743629.

The spelling of 650242405 in words is "six hundred fifty million, two hundred forty-two thousand, four hundred five".