84665342 has 4 divisors (see below), whose sum is σ = 126998016. Its totient is φ = 42332670.

The previous prime is 84665341. The next prime is 84665351. The reversal of 84665342 is 24356648.

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

It is a junction number, because it is equal to n+sod(n) for n = 84665296 and 84665305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84665341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21166334 + ... + 21166337.

It is an arithmetic number, because the mean of its divisors is an integer number (31749504).

Almost surely, 2^84665342 is an apocalyptic number.

84665342 is a deficient number, since it is larger than the sum of its proper divisors (42332674).

84665342 is a wasteful number, since it uses less digits than its factorization.

84665342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42332673.

The product of its digits is 138240, while the sum is 38.

The square root of 84665342 is about 9201.3771795313. The cubic root of 84665342 is about 439.1051752368.

The spelling of 84665342 in words is "eighty-four million, six hundred sixty-five thousand, three hundred forty-two".