650606542 has 4 divisors (see below), whose sum is σ = 975909816. Its totient is φ = 325303270.

The previous prime is 650606533. The next prime is 650606581. The reversal of 650606542 is 245606056.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 650606498 and 650606507.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162651634 + ... + 162651637.

It is an arithmetic number, because the mean of its divisors is an integer number (243977454).

Almost surely, 2^650606542 is an apocalyptic number.

650606542 is a deficient number, since it is larger than the sum of its proper divisors (325303274).

650606542 is a wasteful number, since it uses less digits than its factorization.

650606542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325303273.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 650606542 is about 25506.9900615498. The cubic root of 650606542 is about 866.5084628059.

The spelling of 650606542 in words is "six hundred fifty million, six hundred six thousand, five hundred forty-two".