84130700 has 18 divisors (see below), whose sum is σ = 182563836. Its totient is φ = 33652240.

The previous prime is 84130691. The next prime is 84130703. The reversal of 84130700 is 703148.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (84130703) 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 in 5 ways as a sum of consecutive naturals, for example, 420554 + ... + 420753.

Almost surely, 2^84130700 is an apocalyptic number.

It is an amenable number.

84130700 is an abundant number, since it is smaller than the sum of its proper divisors (98433136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84130700 is a wasteful number, since it uses less digits than its factorization.

84130700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841321 (or 841314 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 84130700 is about 9172.2788880409. The cubic root of 84130700 is about 438.1789403898.

Adding to 84130700 its reverse (703148), we get a palindrome (84833848).

The spelling of 84130700 in words is "eighty-four million, one hundred thirty thousand, seven hundred".