84813494 has 4 divisors (see below), whose sum is σ = 127220244. Its totient is φ = 42406746.

The previous prime is 84813481. The next prime is 84813497. The reversal of 84813494 is 49431848.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84813497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21203372 + ... + 21203375.

It is an arithmetic number, because the mean of its divisors is an integer number (31805061).

Almost surely, 2^84813494 is an apocalyptic number.

84813494 is a deficient number, since it is larger than the sum of its proper divisors (42406750).

84813494 is a wasteful number, since it uses less digits than its factorization.

84813494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42406749.

The product of its digits is 110592, while the sum is 41.

The square root of 84813494 is about 9209.4241948126. The cubic root of 84813494 is about 439.3611493266.

The spelling of 84813494 in words is "eighty-four million, eight hundred thirteen thousand, four hundred ninety-four".