84263842 has 8 divisors (see below), whose sum is σ = 136118556. Its totient is φ = 38890992.

The previous prime is 84263831. The next prime is 84263887. The reversal of 84263842 is 24836248.

It can be written as a sum of positive squares in 2 ways, for example, as 84254041 + 9801 = 9179^2 + 99^2 .

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

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 in 3 ways as a sum of consecutive naturals, for example, 1620433 + ... + 1620484.

Almost surely, 2^84263842 is an apocalyptic number.

84263842 is a deficient number, since it is larger than the sum of its proper divisors (51854714).

84263842 is a wasteful number, since it uses less digits than its factorization.

84263842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3240932.

The product of its digits is 73728, while the sum is 37.

The square root of 84263842 is about 9179.5338661612. The cubic root of 84263842 is about 438.4099669234.

The spelling of 84263842 in words is "eighty-four million, two hundred sixty-three thousand, eight hundred forty-two".