83224815 has 8 divisors (see below), whose sum is σ = 133159728. Its totient is φ = 44386560.

The previous prime is 83224811. The next prime is 83224831. The reversal of 83224815 is 51842238.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 83224815 - 2² = 83224811 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83224811) 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, 2774146 + ... + 2774175.

It is an arithmetic number, because the mean of its divisors is an integer number (16644966).

Almost surely, 2^83224815 is an apocalyptic number.

83224815 is a deficient number, since it is larger than the sum of its proper divisors (49934913).

83224815 is a wasteful number, since it uses less digits than its factorization.

83224815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5548329.

The product of its digits is 15360, while the sum is 33.

The square root of 83224815 is about 9122.7635615530. The cubic root of 83224815 is about 436.6005510166.

The spelling of 83224815 in words is "eighty-three million, two hundred twenty-four thousand, eight hundred fifteen".