83827470 has 16 divisors (see below), whose sum is σ = 201186000. Its totient is φ = 22353984.

The previous prime is 83827463. The next prime is 83827483. The reversal of 83827470 is 7472838.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1397095 + ... + 1397154.

It is an arithmetic number, because the mean of its divisors is an integer number (12574125).

Almost surely, 2^83827470 is an apocalyptic number.

83827470 is an abundant number, since it is smaller than the sum of its proper divisors (117358530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

83827470 is a wasteful number, since it uses less digits than its factorization.

83827470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2794259.

The product of its (nonzero) digits is 75264, while the sum is 39.

The square root of 83827470 is about 9155.7342687520. The cubic root of 83827470 is about 437.6518678208.

The spelling of 83827470 in words is "eighty-three million, eight hundred twenty-seven thousand, four hundred seventy".