83409350 has 24 divisors (see below), whose sum is σ = 155769048. Its totient is φ = 33228800.

The previous prime is 83409343. The next prime is 83409353. The reversal of 83409350 is 5390438.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83409353) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9605 + ... + 16095.

It is an arithmetic number, because the mean of its divisors is an integer number (6490377).

Almost surely, 2^83409350 is an apocalyptic number.

83409350 is a deficient number, since it is larger than the sum of its proper divisors (72359698).

83409350 is a wasteful number, since it uses less digits than its factorization.

83409350 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6760 (or 6755 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 83409350 is about 9132.8719469836. The cubic root of 83409350 is about 436.9230053545.

Adding to 83409350 its reverse (5390438), we get a palindrome (88799788).

The spelling of 83409350 in words is "eighty-three million, four hundred nine thousand, three hundred fifty".