84700234 has 4 divisors (see below), whose sum is σ = 127050354. Its totient is φ = 42350116.

The previous prime is 84700207. The next prime is 84700241. The reversal of 84700234 is 43200748.

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., 68013009 + 16687225 = 8247^2 + 4085^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21175057 + ... + 21175060.

Almost surely, 2^84700234 is an apocalyptic number.

84700234 is a deficient number, since it is larger than the sum of its proper divisors (42350120).

84700234 is a wasteful number, since it uses less digits than its factorization.

84700234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42350119.

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 84700234 is about 9203.2730047522. The cubic root of 84700234 is about 439.1654878085.

The spelling of 84700234 in words is "eighty-four million, seven hundred thousand, two hundred thirty-four".