84817034 has 4 divisors (see below), whose sum is σ = 127225554. Its totient is φ = 42408516.

The previous prime is 84817001. The next prime is 84817049. The reversal of 84817034 is 43071848.

It is a happy number.

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., 71149225 + 13667809 = 8435^2 + 3697^2 .

It is a junction number, because it is equal to n+sod(n) for n = 84816985 and 84817003.

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, 21204257 + ... + 21204260.

Almost surely, 2^84817034 is an apocalyptic number.

84817034 is a deficient number, since it is larger than the sum of its proper divisors (42408520).

84817034 is a wasteful number, since it uses less digits than its factorization.

84817034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42408519.

The product of its (nonzero) digits is 21504, while the sum is 35.

The square root of 84817034 is about 9209.6163872335. The cubic root of 84817034 is about 439.3672620207.

The spelling of 84817034 in words is "eighty-four million, eight hundred seventeen thousand, thirty-four".