83065994 has 16 divisors (see below), whose sum is σ = 136080000. Its totient is φ = 37714560.

The previous prime is 83065991. The next prime is 83066003. The reversal of 83065994 is 49956038.

It is not an unprimeable number, because it can be changed into a prime (83065991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25967 + ... + 28989.

It is an arithmetic number, because the mean of its divisors is an integer number (8505000).

Almost surely, 2^83065994 is an apocalyptic number.

83065994 is a deficient number, since it is larger than the sum of its proper divisors (53014006).

83065994 is a wasteful number, since it uses less digits than its factorization.

83065994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4285.

The product of its (nonzero) digits is 233280, while the sum is 44.

The square root of 83065994 is about 9114.0547507682. The cubic root of 83065994 is about 436.3226471573.

Adding to 83065994 its sum of digits (44), we get a palindrome (83066038).

The spelling of 83065994 in words is "eighty-three million, sixty-five thousand, nine hundred ninety-four".