83827738 has 4 divisors (see below), whose sum is σ = 125741610. Its totient is φ = 41913868.

The previous prime is 83827729. The next prime is 83827781. The reversal of 83827738 is 83772838.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 83594449 + 233289 = 9143^2 + 483^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20956933 + ... + 20956936.

Almost surely, 2^83827738 is an apocalyptic number.

83827738 is a deficient number, since it is larger than the sum of its proper divisors (41913872).

83827738 is a wasteful number, since it uses less digits than its factorization.

83827738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41913871.

The product of its digits is 451584, while the sum is 46.

The square root of 83827738 is about 9155.7489043770. The cubic root of 83827738 is about 437.6523342175.

The spelling of 83827738 in words is "eighty-three million, eight hundred twenty-seven thousand, seven hundred thirty-eight".