383421650 has 12 divisors (see below), whose sum is σ = 713164362. Its totient is φ = 153368640.

The previous prime is 383421617. The next prime is 383421659. The reversal of 383421650 is 56124383.

It can be written as a sum of positive squares in 3 ways, for example, as 295118041 + 88303609 = 17179^2 + 9397^2 .

It is not an unprimeable number, because it can be changed into a prime (383421659) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3834167 + ... + 3834266.

Almost surely, 2^383421650 is an apocalyptic number.

383421650 is a deficient number, since it is larger than the sum of its proper divisors (329742712).

383421650 is a wasteful number, since it uses less digits than its factorization.

383421650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7668445 (or 7668440 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 383421650 is about 19581.1554817380. The cubic root of 383421650 is about 726.4831469431.

The spelling of 383421650 in words is "three hundred eighty-three million, four hundred twenty-one thousand, six hundred fifty".