83704142 has 4 divisors (see below), whose sum is σ = 125556216. Its totient is φ = 41852070.

The previous prime is 83704111. The next prime is 83704157. The reversal of 83704142 is 24140738.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20926034 + ... + 20926037.

It is an arithmetic number, because the mean of its divisors is an integer number (31389054).

Almost surely, 2^83704142 is an apocalyptic number.

83704142 is a deficient number, since it is larger than the sum of its proper divisors (41852074).

83704142 is a wasteful number, since it uses less digits than its factorization.

83704142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41852073.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 83704142 is about 9148.9967756033. The cubic root of 83704142 is about 437.4371362193.

The spelling of 83704142 in words is "eighty-three million, seven hundred four thousand, one hundred forty-two".