42903650 has 12 divisors (see below), whose sum is σ = 79800882. Its totient is φ = 17161440.

The previous prime is 42903647. The next prime is 42903661. The reversal of 42903650 is 5630924.

It can be written as a sum of positive squares in 3 ways, for example, as 27071209 + 15832441 = 5203^2 + 3979^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 428987 + ... + 429086.

Almost surely, 2^42903650 is an apocalyptic number.

42903650 is a deficient number, since it is larger than the sum of its proper divisors (36897232).

42903650 is a wasteful number, since it uses less digits than its factorization.

42903650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858085 (or 858080 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 42903650 is about 6550.0877856713. The cubic root of 42903650 is about 350.0779418254.

The spelling of 42903650 in words is "forty-two million, nine hundred three thousand, six hundred fifty".