84019122 has 24 divisors (see below), whose sum is σ = 198591120. Its totient is φ = 25460280.

The previous prime is 84019087. The next prime is 84019123. The reversal of 84019122 is 22191048.

It is not an unprimeable number, because it can be changed into a prime (84019123) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 211972 + ... + 212367.

It is an arithmetic number, because the mean of its divisors is an integer number (8274630).

Almost surely, 2^84019122 is an apocalyptic number.

84019122 is an abundant number, since it is smaller than the sum of its proper divisors (114571998).

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

84019122 is a wasteful number, since it uses less digits than its factorization.

84019122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 424358 (or 424355 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

The square root of 84019122 is about 9166.1945211740. The cubic root of 84019122 is about 437.9851436757.

The spelling of 84019122 in words is "eighty-four million, nineteen thousand, one hundred twenty-two".