84034623 has 8 divisors (see below), whose sum is σ = 112237488. Its totient is φ = 55927424.

The previous prime is 84034619. The next prime is 84034649. The reversal of 84034623 is 32643048.

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

It is a cyclic number.

It is not a de Polignac number, because 84034623 - 2² = 84034619 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84034673) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 21840 + ... + 25397.

It is an arithmetic number, because the mean of its divisors is an integer number (14029686).

Almost surely, 2^84034623 is an apocalyptic number.

84034623 is a deficient number, since it is larger than the sum of its proper divisors (28202865).

84034623 is a wasteful number, since it uses less digits than its factorization.

84034623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47833.

The product of its (nonzero) digits is 13824, while the sum is 30.

The square root of 84034623 is about 9167.0400348204. The cubic root of 84034623 is about 438.0120771883.

The spelling of 84034623 in words is "eighty-four million, thirty-four thousand, six hundred twenty-three".