84214994 has 4 divisors (see below), whose sum is σ = 126322494. Its totient is φ = 42107496.

The previous prime is 84214993. The next prime is 84215069. The reversal of 84214994 is 49941248.

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., 47430769 + 36784225 = 6887^2 + 6065^2 .

It is not an unprimeable number, because it can be changed into a prime (84214993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21053747 + ... + 21053750.

Almost surely, 2^84214994 is an apocalyptic number.

84214994 is a deficient number, since it is larger than the sum of its proper divisors (42107500).

84214994 is a wasteful number, since it uses less digits than its factorization.

84214994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42107499.

The product of its digits is 82944, while the sum is 41.

The square root of 84214994 is about 9176.8727788937. The cubic root of 84214994 is about 438.3252346939.

The spelling of 84214994 in words is "eighty-four million, two hundred fourteen thousand, nine hundred ninety-four".