84022730 has 16 divisors (see below), whose sum is σ = 164990304. Its totient is φ = 30553680.

The previous prime is 84022727. The next prime is 84022747. The reversal of 84022730 is 3722048.

It is a self number, because there is not a number n which added to its sum of digits gives 84022730.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 381812 + ... + 382031.

It is an arithmetic number, because the mean of its divisors is an integer number (10311894).

Almost surely, 2^84022730 is an apocalyptic number.

84022730 is a deficient number, since it is larger than the sum of its proper divisors (80967574).

84022730 is a wasteful number, since it uses less digits than its factorization.

84022730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763861.

The product of its (nonzero) digits is 2688, while the sum is 26.

The square root of 84022730 is about 9166.3913291982. The cubic root of 84022730 is about 437.9914129937.

Adding to 84022730 its reverse (3722048), we get a palindrome (87744778).

The spelling of 84022730 in words is "eighty-four million, twenty-two thousand, seven hundred thirty".